Blu-ray Player – Page 4

Panasonic DP-UB420P-K UHD 4K 3D Pro Blu-Ray Disc Player

By |2026-07-23T12:05:40+00:00July 23rd, 2026|

The Panasonic DP-UB420P-K is a 4K 3D Blu-Ray Disc Player that offers high-quality playback of DVD and Blu-ray media, including 3D Blu-ray movies. As a professional-grade Blu-ray player from Panasonic, it delivers exceptional video performance and immersive 3D experiences. With its advanced technology and sleek design, this model is perfect for home entertainment setups or professional use in theaters and movie studios. Enjoy crystal-clear visuals and a truly cinematic experience with the Panasonic 4K 3D Blu-Ray Disc Player.

Philips BDP1300/F7 Blu-Ray DVD Player HDMI Tested Working w/ Remote

By |2026-07-23T11:49:11+00:00July 23rd, 2026|

• HDMI output. Unit has been tested and is fully functional. Blu-ray and DVD playback work properly. • Blu-ray Disc and DVD playback. • Tested and working properly. • Surface scratches and scuffs on top cover and front panel.

Sony BDP-S1700 Blu-Ray DVD Player | TESTED & WORKS | No-Remote |

By |2026-07-23T11:49:03+00:00July 23rd, 2026|

Testes working Free shipping

Sony BDP-S1700 Streaming Blu-ray + DVD Disc Player-WIRED INTERNET ONLY – NO WIFI

By |2026-07-23T11:49:02+00:00July 23rd, 2026|

WIRED ETHERNET CONNECTION - NO WIFI. Sony BDP-S1700 Blu-ray Player - BLACK. SONY BATTERIES. SONY AC WALL ADAPTER. NO MANUAL INCLUDED - CAN BE FOUND ON SONY WEBSITE. BD PLAYER HAS BEEN INSPECTED AND IN WORKING CONDITION.

200-Watt Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Hi-Fi Speaker Power Amp

By |2026-07-23T11:04:24+00:00July 23rd, 2026|

Tone off design and HiFi clear sound: presenting music with rousing highs and deep lows, more delicate and smooth sound can be enjoyed by adjusting treble / bass knob, also with bypass function to enjoy original sound. Strong compatibility and large output power: besides RCA, with Bluetooth 5.0 input supports up to 50ft connection range, stable and low delay. 2PCS TPA3116 chip, max output power can reach 200W, comes with 19V power supply, can drive 200W (8Ω) or 300W(4Ω) speakers. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Add-on Items US WareHouse Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Bluetooth Receiver/Transmitter Audio Adapter / Converter Audio Splitter / Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Empty Chassis Power Supply HiFi Speaker Audio Cable Vacuum Tube Radio Communication Audio Accessories Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Add-on Items US WareHouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Bluetooth Receiver/Transmitter Audio Processor Audio Adapter / Converter Audio Splitter & Switcher Music Spectrum & Clock Audio Player & Turntable Parts Audio Board & DIY Kit Radio Communication Audio Accessories Other Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Bluetooth Receiver/Transmitter Audio Adapter / Converter Audio Splitter / Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Empty Chassis Power Supply HiFi Speaker Audio Cable Vacuum Tube Radio Communication Audio Accessories Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! Nobsound Mini Bluetooth Digital Amplifier HiFi Stereo Audio Power Amp 100W+100W Item description USA Warehouse delivery makes you have it within 1-6 bz days. Latest version, released in 2021, overall upgrading in both appearance and sound quality. Features Tone off design and HiFi clear sound: more delicate and smooth sound can be enjoyed by adjusting treble / bass knob, presenting music with rousing highs and deep lows, also with bypass function to enjoy original sound. Strong compatibility and large output power: besides RCA, with Bluetooth 5.0 input supports up to 50ft connection range, stable and low delay. 2PCS TPA3116 chip, max output power can reach 200W, comes with 19V power supply, can drive 200W (8Ω) or 300W(4Ω) speakers. Unique design in appearance and technology: AUX / Bluetooth switch with red / blue indicator; pure integrated aluminum case and knob with multiprocess fine treatment, CNC precision cutting ; curved smooth edges highlights its unibody design; metal DC outlet, no electric sparks flying. Mini size and easy use but powerful and practical: with perfect protection circuit, perfectly suitable for desktop or a smaller space in home or office, easy to connect to your audio system, especially designed for the audiophiles who pursue HiFi sound. Parameters Brand: Nobsound Model: NS-15G Number of channel: 2.0 Audio input: Bluetooth / stereo L/R RCA Audio ouput: banana speaker jacks Amp chip: TPA3116D2 ×2 Max. output power: 100W+100W (above 24V@8A / 4Ω) Output impedance: 4Ω-8Ω Treble and bass range: ±10dB Tone bypass function: support Frequency range: 18Hz-25kHz THD: ≤ 0.01% SNR: ≥ 98dB Input sensitivity: 1.1V Matched speakers: 3-10 inch 20-200W Working voltage: DC 12V-24V Dimensions(W*D*H): 92*108*30mm / 3.62*4.25*1.18in Package dimensions(W*D*H): 150*150*50mm / 5.91*5.91*1.97in Net weight: 320g / 0.71lb Package weight: 900g / 1.98lb Packing List 1× NS-15G Amplifier 1× 19V Power Supply (Optional) 1× User Manual Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver. Return Policy Free Return Within 30 Days We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us

Nobsound HiFi Vacuum Tube Amplifier Class A Single-Ended Stereo Desk Audio Amp

By |2026-07-23T11:04:23+00:00July 23rd, 2026|

This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power. Using antimagnetic transformer covers to shield current interference and achieve much lower static noise. Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating. It has a classic and graceful appearance. The VU meters and vacuum tubes make it more elegant and attractive. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Add-on Items US WareHouse Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Bluetooth Receiver/Transmitter Audio Adapter / Converter Audio Splitter / Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Empty Chassis Power Supply HiFi Speaker Audio Cable Vacuum Tube Radio Communication Audio Accessories Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Add-on Items US WareHouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Bluetooth Receiver/Transmitter Audio Processor Audio Adapter / Converter Audio Splitter & Switcher Music Spectrum & Clock Audio Player & Turntable Parts Audio Board & DIY Kit Radio Communication Audio Accessories Other Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier Bluetooth Receiver/Transmitter Audio Adapter / Converter Audio Splitter / Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Empty Chassis Power Supply HiFi Speaker Audio Cable Vacuum Tube Radio Communication Audio Accessories Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! Nobsound HiFi Vacuum Tube Amplifier Class A Single-Ended Stereo Desk Audio Amp Item description Warm tips: 1. Please make sure all vacuum tubes has been inserted fully and tightly before turning on the amp, otherwise the amp will be damaged. 2. Due to the scarcity of electronic tubes and the instability of inventory, the actual shipment will be replaced with different types of electronic tubes according to the actual situation. All replacement components are of the same level, and there is no difference in function and effect. Please understand. If you mind, please do not buy. Features This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality. This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power. Using antimagnetic transformer covers to shield current interference and achieve much lower static noise. Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating. It has a classic and graceful appearance. The VU meters and vacuum tubes make it more elegant and attractive. Parameters Output power: 6.8W * 2 Frequency response: 20Hz-20KHz Input impedance: 100KΩ Output impedance: 4/8Ω SNR: 90db Input Sensitivity: 500mv-2000mv Harmonic distortion: 1% (1KHz) Tube: 5U4C * 1 + 6H3N * 2 + 6N1N* 4 Working voltage: 110V / 220V Weight: about 7 kg Dimensions (W*D*H): 260mm * 215mm(Plus terminal and knob 260mm) * 150mm Packing List 1×Finished Tube Amplifier 1×Power Cord Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver. Return Policy Free Return Within 30 Days We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us

Douk Audio Hi-Fi Class A Single-Ended Tube Integrated Power Amplifier DIY KIT

By |2026-07-23T11:04:20+00:00July 23rd, 2026|

Power stage and Input voltage amplification stage adopts 6N2 and 6P1, low distortion, low noise and wide frequency response, standard connection method with high amplification efficiency. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Nobsound & Douk Audio Add-on Items US Warehouse UK Warehouse DE Warehouse AU Warehouse Digital Amplifier Tube Amplifier Audio Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Audio Player Music Spectrum & Clock Empty Chassis Record Player & Turntable Part Power Supply Vacuum Tubes Hi-Fi Speakers Hi-Fi Cable Transformer Radio Communication Audio Accessories Other Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Nobsound & Douk Audio Add-on Items US Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other UK Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Audio Board & DIY Kit Audio Accessories Other DE Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Aluminum Chassis Record Player & Turntable Part Audio Board & DIY Kit Radio Communication Audio Accessories Other AU Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other Digital Amplifier Multi-Function Mono Channel 2.0 Channel 2.1 Channel 4.0 Channel 5.1 Channel Tube Amplifier DIY Kit Hybrid Amplifier Mini Tube Amplifier EL34 Tube Amplifier KT88 Tube Amplifier 300B Tube Amplifier Other Tube Amplifier Audio Amplifier Mini Amplifier Integrated Amplifier Power Amplifier Audio Board & DIY Kit Preamp & Phono Stage Tube Preamp Digital Preamp Phono Preamp Passive Preamp Audio Board & DIY Kit Headphone Amplifier Mini Headphone Amp Desktop Headphone Amp Portable Headphone Amp Tube Headphone Amp DAC & Audio Adapter Audio Adapter USB DAC Bluetooth Receiver/Transmitter Digital Interface Audio Board & DIY Kit Audio Splitter/Switcher Speaker Switcher Bluetooth & XLR & MIC 2 Way 3 Way 4 Way Multiple Way Audio Processor Guitar Effects Equalizer Audio Mixer Noise Isolator Audio Player Digital Player Record Player CD Player Portable Player Music Spectrum & Clock Analog VU Meter Tube Sound Level Meter LED Sound Level Meter VFD Audio Spectrum LED Clock Nixie Tube Clock VFD Tube Clock IPS Nixie Clock Oscilloscope Tube Clock Board & DIY Kit Other Empty Chassis Small-sized Medium-sized Large-sized Personalized Record Player & Turntable Part Set-up Transformer Record Weight & Clamp Cleaning Kit Scale Gauge Platter Mat Dust Cover Needle Other Power Supply Linear Power Supply Switching Power Supply Power Supply Filter USB Charging Hub Board & DIY Kit Vacuum Tubes Shuguang Tube PSVANE Tube Tube Socket Tube Tester Probe Hi-Fi Speakers Frequency Divider Speaker Unit Hi-Fi Cable RCA Audio Cable 1/8 & 1/4 Stereo Jack Cable Speaker Cable USB Cable Optical Fiber Cable Conversion Cable Dock Cable Other Transformer Toroidal transformer Output Transformer Other Radio Communication Tesla Coil Transmitter & Receiver Signal Generator Antennas & Tuners Shortwave Radios Ham Amateur Radio Audio Accessories Volume Controller Mount Stand Bracket Feet & Pads Op Amp Headphone Current Meter Other Other Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! Douk Audio Hi-Fi Class A Single-Ended Tube Integrated Power Amplifier DIY KIT Item description Shipping from USA Warehouse, you will receive it within 1-6 bz days. Notice: 1. This is DIY KIT version which needs you have some welding ability and electronic knowledge to solder, and finished version please click: Link 2. Not include power cord, please prepare it by yourself. 3. Due to the scarcity of electronic tubes and the instability of inventory, the actual shipment will be replaced with different types of electronic tubes according to the actual situation. All replacement components are of the same level, and there is no difference in function and effect. Please understand. If you mind, please do not buy. 4. The circuit diagram sent is for reference only, please refer to the actual product, if you have any questions, please feel free to contact us, we are glad to help you. Features Power stage and Input voltage amplification stage adopts 6N2 and 6P1, low distortion, low noise and wide frequency response, standard connection method with high amplification efficiency. The power circuit adopts vacuum tube rectification, low internal resistance of power supply, which has great benefits for reducing noise and improving the dynamics. Not only keeps the musical charm of tube amplifiers but also makes the sound harmonious and balanced. The sound quality is pure and mellow, delicate and sweet , it has good control to the speaker. Parameters Output power: 4Wx2 (standard connection) suitable for More than 90db sensitivity speakers Frequency response: 20Hz-20KHz Input voltage: 100-120V / 220V-240V 50HZ/60HZ Main transformer power: 75W Output impedence:4Ω/8Ω Power transformer: 76 * 40 230v 0.15a, 3.15v * 2 3a 75W Output transformer 5k 66 * 32 8W Dimensions: 310*170*48mm Weight: 6Kg Packing List 1*Full Set Components of Tube Amp Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver. Return Policy Free Return Within 30 Days We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us

Hi-Fi Bluetooth 5.0 Stereo Audio Amplifier Mini 2 Channel Digital Receiver Amp

By |2026-07-23T11:04:18+00:00July 23rd, 2026|

☑ Hi-Fi Sound ☑ Powerful 50W+50W ☑ Mini ☑ Bluetooth ☑ 5 Colors ☑ USB Sound Card ☑ Fashion Cute ☑ Fast Shipping ☑ Highly Cost-effective Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Nobsound & Douk Audio Add-on Items US Warehouse UK Warehouse DE Warehouse AU Warehouse Digital Amplifier Tube Amplifier Audio Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Audio Player Music Spectrum & Clock Empty Chassis Record Player & Turntable Part Power Supply Vacuum Tubes Hi-Fi Speakers Hi-Fi Cable Transformer Radio Communication Audio Accessories Other Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Nobsound & Douk Audio Add-on Items US Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other UK Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Audio Board & DIY Kit Audio Accessories Other DE Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Aluminum Chassis Record Player & Turntable Part Audio Board & DIY Kit Radio Communication Audio Accessories Other AU Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other Digital Amplifier Multi-Function Mono Channel 2.0 Channel 2.1 Channel 4.0 Channel 5.1 Channel Tube Amplifier DIY Kit Hybrid Amplifier Mini Tube Amplifier EL34 Tube Amplifier KT88 Tube Amplifier 300B Tube Amplifier Other Tube Amplifier Audio Amplifier Mini Amplifier Integrated Amplifier Power Amplifier Audio Board & DIY Kit Preamp & Phono Stage Tube Preamp Digital Preamp Phono Preamp Passive Preamp Audio Board & DIY Kit Headphone Amplifier Mini Headphone Amp Desktop Headphone Amp Portable Headphone Amp Tube Headphone Amp DAC & Audio Adapter Audio Adapter USB DAC Bluetooth Receiver/Transmitter Digital Interface Audio Board & DIY Kit Audio Splitter/Switcher Speaker Switcher Bluetooth & XLR & MIC 2 Way 3 Way 4 Way Multiple Way Audio Processor Guitar Effects Equalizer Audio Mixer Noise Isolator Audio Player Digital Player Record Player CD Player Portable Player Music Spectrum & Clock Analog VU Meter Tube Sound Level Meter LED Sound Level Meter VFD Audio Spectrum LED Clock Nixie Tube Clock VFD Tube Clock IPS Nixie Clock Oscilloscope Tube Clock Board & DIY Kit Other Empty Chassis Small-sized Medium-sized Large-sized Personalized Record Player & Turntable Part Set-up Transformer Record Weight & Clamp Cleaning Kit Scale Gauge Platter Mat Dust Cover Needle Other Power Supply Linear Power Supply Switching Power Supply Power Supply Filter USB Charging Hub Board & DIY Kit Vacuum Tubes Shuguang Tube PSVANE Tube Tube Socket Tube Tester Probe Hi-Fi Speakers Frequency Divider Speaker Unit Hi-Fi Cable RCA Audio Cable 1/8 & 1/4 Stereo Jack Cable Speaker Cable USB Cable Optical Fiber Cable Conversion Cable Dock Cable Other Transformer Toroidal transformer Output Transformer Other Radio Communication Tesla Coil Transmitter & Receiver Signal Generator Antennas & Tuners Shortwave Radios Ham Amateur Radio Audio Accessories Volume Controller Mount Stand Bracket Feet & Pads Op Amp Headphone Current Meter Other Other Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! Hi-Fi Bluetooth 5.0 Stereo Audio Amplifier Mini 2 Channel Digital Receiver Amp Item description Shipping from USA Warehouse, you will receive it within 1-6 bz days. Features: With Bluetooth 5.0 / USB / 3.5mm AUX audio input, compatible with most common audio device such as phone, tablet, computer, TV, CD player, decoder, preamp and so on. Bluetooth 5.0 wireless input achieves faster and more stable transmission, USB input plug and play, no need for any driver. Equipped with complete accessories, you can enjoy its powerful function at once when you receive it. Adopting classical TPA3116 chip, the max output power is improved to 100W(50W*2) which can drive most home speakers. HiFi clear and delicate sound, no audible noise even at high power output. Super mini size with exquisite appearance, aluminum case of five colors (black/silver/gold/blue/red) for freely choose, can provide HiFi music and decorate your home or office, very suitable for home and desktop audio system use. 30 days returning service and 3 months replacement service. 1 year warranty and life technical support. If you met any troubles or had any questions, please feel free to contact us. Parameters: Colors: Black Bluetooth Version: 5.0 Rated Power: 50W*2 Channel: 2.0 Impedance: 4-8 ohms Audio input: Bluetooth / USB / 3.5mm AUX Audio output: banana speaker jacks Power Supply: DC 9V-24V Dimensions: (L)78 * (W)70 * (H)38mm (3.07 × 2.76 × 1.50 in) Net Weight: 154g / 0.34lb Package Weight: 0.45Kg / 0.99lb Package Includes: 1× NS-01G Pro Amplifier 1× Power Supply (Optional) 1× AUX Cable 1× USB Cable 1× RCA Audio Cable Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver. Return Policy Free Return Within 30 Days We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us

Douk Audio T4 Pro GE5654 Tube Stereo Preamp RIAA Phono Stage Headphone Amplifier

By |2026-07-23T09:25:48+00:00July 23rd, 2026|

T4 PRO tube preamp meets more HiFi needs: MM phono input, converts phono signal to line level signal, with low-noise integrated circuits and high-quality components to ensure clear and clean sound. 3.5mm AUX input, amplify the low level audio signal from your phone, tablet, PC, MP3 etc., easier to drive amplifier or active speaker and greatly improve the sound quality. Imported JAN5654 tubes and vintage warm sound: default comes with JAN5654 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Hifi-Amplifier Tube Amplifier Preamp Headphone Amplifier DAC Audio Selector Other Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Hifi-Amplifier Mono Amplifier 2.0 Channel Amplifier 2.1 Channel Amplifier 4.0 Channel Amplifier 5.1 Channel Amplifier Tube Amplifier Preamp Headphone Amplifier DAC Audio Selector Other Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! Douk Audio T4 Pro GE5654 Tube Stereo Preamp RIAA Phono Stage Headphone Amplifier Item description This product is located in USA Warehouse, 1-6 bz days can reach most USA regions. Introduction Douk Audio T4 PRO can be used as a MM phono preamp, a tube audio preamp and a headphone amplifier, powerful function in mini size, specially designed for various requirements of home/desktop audio system. Features T4 PRO tube preamp meets more HiFi needs: MM phono input, converts phono signal to line level signal, with low-noise integrated circuits and high-quality components to ensure clear and clean sound. 3.5mm AUX input, amplify the low level audio signal from your phone, tablet, PC, MP3 etc., easier to drive amplifier or active speaker and greatly improve the sound quality. Imported JAN5654 tubes and vintage warm sound: default comes with JAN5654 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference. 3.5mm headphone output and perfect circuit design: T4PRO also with built-in classic headphone amp circuit(2*NE5532), easily to drive 32-300 ohm headphones. Reasonable and advanced architecture, TI TPS5430 for power management, TL071+JRC2068 phono preamp circuit etc., enjoy HiFi analog sound and first-class design with an unbeatable low cost. Mini size and excellent performance: all designs full of details, solid aluminum knob, potentiometer for smooth multi-level gain adjustment, grey integrated moulding aluminum alloy shell decorates with special red tube cover and knob, looks vintage and elegant. Compact T4 PRO will give you a different acoustic enjoyment with large dynamic and sweet tube sound even in limited space. Comparision between Douk Audio T4 PRO and Other Similar Preamp Brand Douk Audio Others 3.5mm headphone out √ (32-300Ω) × Vacuum Tubes 2*GE JAN5654 2*6J2 Control knob Solid aluminium (ten times expensive) Plastic Gain adjustment Smooth potentiometer (multi-level) Only 4 levels (0, 39, 42, 45) S/N ratio ≥105dB ≥98dB Warm tips: 1. 3.5mm AUX input with priority, please make sure the AUX cable has been pulled out if want to use MM phono input. 2. Stereo RCA and 3.5mm headphone jack can output at the same time, and the knob also controls the volume of two outputs simultaneously. Parameters Brand: Douk Audio Model: T4 PRO Audio input: MM phono/turntable / 3.5mm AUX Audio output: stereo L/R RCA / 3.5mm headphone jack Output level: 1.5V (input 0.775V) Max output power of headphone jack: 150mW@32Ω Matched headphone impedance: 32-300Ω Input sensitivity: 0.775V Frequency response: 20Hz-20KHz(±3dB) (AUX IN) / Standard RIAA (phono IN) S/N ratio: ≥105dB THD: 0.2% Dimensions(W*D*H): 95*117*30mm / 3.74*4.61*1.18in (exclude tubes) Package dimensions(W*D*H): 255*215*65mm / 10.04*8.46*2.56in Net weight: 330g / 0.73lb Package weight: 600g / 1.32lb Packing List 1*T4 PRO Preamp 2*JAN5654 Vacuum Tube 1*DC 12V Power Adapter 1*3.5mm to RCA Cable Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver. Return Policy Free Return Within 30 Days We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us

HIFI Bluetooth Power Amplifier USB DAC COAX/OPT Digital Audio Amp 24Bit/192KHz

By |2026-07-23T09:25:46+00:00July 23rd, 2026|

Abundant audio I/O interfaces: with 5 kinds of audio inputs (Bluetooth / PC-USB & U-disk / stereo RCA / coaxial / optical) and 3 kinds of audio output (speaker jacks / 3.5mm AUX / 3.5mm headphone jack), compatible with different home audio devices such as phone, computer, tablet, MP3, TV, CD player etc.. Strong compatibility and multichannel use: USB both supports PC-USB (phone OTG) and U-disk, can be used as a digital music player to play lossless formats such as WMA / WAV / APE / FLAC; with 3.5mm AUX preamp output, can connect another amplifier or active subwoofer or active speaker to bulid multichannel stereo audio system. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Nobsound & Douk Audio Add-on Items US Warehouse UK Warehouse DE Warehouse AU Warehouse Digital Amplifier Tube Amplifier Audio Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Audio Player Music Spectrum & Clock Empty Chassis Record Player & Turntable Part Power Supply Vacuum Tubes Hi-Fi Speakers Hi-Fi Cable Transformer Radio Communication Audio Accessories Other Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Nobsound & Douk Audio Add-on Items US Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other UK Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Audio Board & DIY Kit Audio Accessories Other DE Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Aluminum Chassis Record Player & Turntable Part Audio Board & DIY Kit Radio Communication Audio Accessories Other AU Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other Digital Amplifier Multi-Function Mono Channel 2.0 Channel 2.1 Channel 4.0 Channel 5.1 Channel Tube Amplifier DIY Kit Hybrid Amplifier Mini Tube Amplifier EL34 Tube Amplifier KT88 Tube Amplifier 300B Tube Amplifier Other Tube Amplifier Audio Amplifier Mini Amplifier Integrated Amplifier Power Amplifier Audio Board & DIY Kit Preamp & Phono Stage Tube Preamp Digital Preamp Phono Preamp Passive Preamp Audio Board & DIY Kit Headphone Amplifier Mini Headphone Amp Desktop Headphone Amp Portable Headphone Amp Tube Headphone Amp DAC & Audio Adapter Audio Adapter USB DAC Bluetooth Receiver/Transmitter Digital Interface Audio Board & DIY Kit Audio Splitter/Switcher Speaker Switcher Bluetooth & XLR & MIC 2 Way 3 Way 4 Way Multiple Way Audio Processor Guitar Effects Equalizer Audio Mixer Noise Isolator Audio Player Digital Player Record Player CD Player Portable Player Music Spectrum & Clock Analog VU Meter Tube Sound Level Meter LED Sound Level Meter VFD Audio Spectrum LED Clock Nixie Tube Clock VFD Tube Clock IPS Nixie Clock Oscilloscope Tube Clock Board & DIY Kit Other Empty Chassis Small-sized Medium-sized Large-sized Personalized Record Player & Turntable Part Set-up Transformer Record Weight & Clamp Cleaning Kit Scale Gauge Platter Mat Dust Cover Needle Other Power Supply Linear Power Supply Switching Power Supply Power Supply Filter USB Charging Hub Board & DIY Kit Vacuum Tubes Shuguang Tube PSVANE Tube Tube Socket Tube Tester Probe Hi-Fi Speakers Frequency Divider Speaker Unit Hi-Fi Cable RCA Audio Cable 1/8 & 1/4 Stereo Jack Cable Speaker Cable USB Cable Optical Fiber Cable Conversion Cable Dock Cable Other Transformer Toroidal transformer Output Transformer Other Radio Communication Tesla Coil Transmitter & Receiver Signal Generator Antennas & Tuners Shortwave Radios Ham Amateur Radio Audio Accessories Volume Controller Mount Stand Bracket Feet & Pads Op Amp Headphone Current Meter Other Other Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! HIFI Bluetooth Power Amplifier USB DAC COAX/OPT Digital Audio Amp 24Bit/192KHz Item description Shipping from USA Warehouse, you will receive it within 1-6 bz days. Features Abundant audio I/O interfaces: with 5 kinds of audio inputs (Bluetooth / PC-USB & U-disk / stereo RCA / coaxial / optical) and 3 kinds of audio output (speaker jacks / 3.5mm AUX / 3.5mm headphone jack), compatible with different home audio devices such as phone, computer, tablet, MP3, TV, CD player etc.. Strong compatibility and multichannel use: USB both supports PC-USB (phone OTG) and U-disk, can be used as a digital music player to play lossless formats such as WMA / WAV / APE / FLAC; with 3.5mm AUX preamp output, can connect another amplifier or active subwoofer or active speaker to bulid multichannel stereo audio system. Enough power and wide working voltage: adopts Infineon MA12070 chip, max output power reaches 68W+68W, easily to drive most home desktop / bookshelf / indoor passive speakers (4-16Ω). DC 9-20V wide working voltage, M100 is also suitable for home/ car / motorcycle / marine stereo system use, HiFi music can be enjoyed anywhere and anytime. LED indicator and superior design: RGB LED sound level meter is added to show the volume and dynamically decorate your listening space. With display screen to show all items, clearly to know its working status in real time, very suitable for the audiophiles who pursue HiFi sound. Warm tips: USB input also supports mobile phones that with OTG functions, but Android system needs OTG cable and IOS system needs camera kit, please prepare by yourself. Not guarantee compatible with all mobile phones OTG. Parameters Audio input: Bluetooth 5.0 / USB (PC-USB / U-disk) / Coaxial / Optical / Stereo RCA Audio output: banana speaker jacks / 3.5mm headphone jack / 3.5mm AUX Amp Chip: Infineon MA12070 Output power: 68W+68W Output impedance: 4/6/8/16Ω Sampling Rate: 24bit/192kHz (Optical / Coaxial) 16bit/44.1kHz (USB) U-disk formats supported: MP3 / WMA / WAV / APE / FLAC U-disk format: FAT32 (not support NTFS) Working voltage: DC 9-20V Power interface specification: 5.5mm / 2.1-2.5mm Dimensions(W*D*H): 62*75*112mm / 2.44*2.95*4.41in Net weight: 337g / 0.74lb Package weight (without power adapter): 500g / 1.10lb Package weight (with power adapter): 700g / 1.54lb Packing List 1*M100 Amplifier 1*DC 12V Power Adapter (Optional) Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver. Return Policy Free Return Within 30 Days We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us

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