counter for wordpress

Bluetooth 5.0 Receiver Adapter Stereo Wireless 3.5mm AUX To RCA 3D Audio Button

By |July 23rd, 2026|

Built-in digital to analog chip, support AUX, RCA, USB, TF interface. Interface type: Input: 3.5mm AUX+RCA+USB+TF;. 2 in 1 Bluetooth receiving (RX) and Bluetooth transmitting (TX) functions. Output: 3.5mm AUX+RCA.

LED Bluetooth 5.0 Receiver Transmitter Wireless 3.5mm AUX to RCA HiFi Adapter B

By |July 23rd, 2026|

Built-in digital to analog chip, support AUX, RCA, USB, TF interface. 2 in 1 Bluetooth receiving (RX) and Bluetooth transmitting (TX) functions. Interface type: Input: 3.5mm AUX+RCA+USB+TF;. Output: 3.5mm AUX+RCA.

Rechargeable Bluetooth 5.0 Receiver Transmitter 3.5mm AUX to RCA Audio Adapter

By |July 23rd, 2026|

Built-in digital to analog chip, support AUX, RCA, USB, TF interface. 2 in 1 Bluetooth receiving (RX) and Bluetooth transmitting (TX) functions. Interface type: Input: 3.5mm AUX+RCA+USB+TF;. Output: 3.5mm AUX+RCA.

Bluetooth 5.0 Receiver Transmitter Wireless 3.5mm AUX to RCA HiFi Audio Adapter

By |July 23rd, 2026|

Built-in digital to analog chip, support AUX, RCA, USB, TF interface. Interface type: Input: 3.5mm AUX+RCA+USB+TF;. 2 in 1 Bluetooth receiving (RX) and Bluetooth transmitting (TX) functions. Output: 3.5mm AUX+RCA.

Bluetooth 5.0 Receiver Transmitter Wireless 3.5mm AUX to RCA HiFi Audio Adapter

By |July 23rd, 2026|

Built-in digital to analog chip, support AUX, RCA, USB, TF interface. Interface type: Input: 3.5mm AUX+RCA+USB+TF;. 2 in 1 Bluetooth receiving (RX) and Bluetooth transmitting (TX) functions. Output: 3.5mm AUX+RCA.

Mini 1-IN-5-OUT Audio Switcher Box HiFi Stereo RCA Audio Splitter / Selector

By |July 23rd, 2026|

1-IN-5-OUT Audio splitter, input and output are RCA interfaces, there is one set of audio input and five sets of audio output, support to connect five power amplifiers or active speakers. 6 pieces of NJM4580 dual op amps from Japan JRC Company are used, 1 piece is used as gain boosting, and the other 5 pieces are respectively driving five sets of stereo outputs, with low noise and low distortion during operation, and can operate stably with long-term power supply. With the internal use of positive and negative power conversion circuits, the actual power supply can be doubled, and the dynamic range is large. The panel is equipped with 5 volume control knobs, which independently control the 5-channel output volume, with gain compensation 2 times amplification (6dB). The audio device is simpl 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 ! Mini 1-IN-5-OUT Audio Switcher Box HiFi Stereo RCA Audio Splitter / Selector Item description Features 1-IN-5-OUT Audio splitter, input and output are RCA interfaces, there are one set of audio input and five sets of audio output, support to connect five power amplifiers or active speakers. 6 pieces of NJM4580 dual op amps from Japan JRC Company are used, 1 piece is used as gain boosting, and the other 5 pieces are respectively driving five sets of stereo outputs, with low noise and low distortion during operation, and can operate stably with long-term power supply. With the internal use of positive and negative power conversion circuits, the actual power supply can be doubled, and the dynamic range is large. The panel is equipped with 5 volume control knobs, which independently control the 5-channel output volume, with gain compensation 2 times amplification (6dB). The audio device is simple in appearance and small in shape, suitable for use on the desktop. Parameters Audio input: Stereo RCA Audio output: 5 groups of RCA Power supply: DC 5-16V (5.5*2.1) Op-amp: NJM4580*6 Dimensions(W*D*H): 120*53*45mm/4.72*2.08*1.77in Net weight: 250g/0.55lb Package weight: 400g/0.88lb Packing list 1*Tone Controller 1*Power Adapter Payment Delivery details Return Policy About us Contact us Payment Safe and secure payment by PayPal. Delivery details Please leave VALID TELEPHONE NUMBER which is necessary and very important. Customs Clearance We are NOT responsible for any customs duties fee. We are NOT responsible for any import tax or customs delay. Most item will be shipped within 2 working days. For package less than 2KG, we use Airmail (10-25 days to most countries) and for package over than 2KG we use Expedited Service such as DHL, UPS and FEDEX (5-8 days to most countries). Return Policy Free Return Within 30 DaysWe provide return within 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 USB DAC with ESS9038Q2M AK4493 Digital to Analog Audio Converter DSD256

By |July 23rd, 2026|

Switchable dual DAC chips: Pioneering the world's first DAC chip switching technology, backed by a proprietary patent, adopts 2pcs of DAC chips – ESS9038Q2M and AK4493. The groundbreaking design enables users to enjoy the robust dynamics of the ESS9038Q2M or the refined tones of the AK4493, vastly enhancing personalized audio experiences and pioneering new frontiers in the HiFi realm.  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 USB DAC with ESS9038Q2M AK4493 Digital to Analog Audio Converter DSD256 Item description Warm tips: 1. For safer and faster delivery, the remote control may not include batteries (2*AAA), please prepare it by yourself. 2. For Win7, PC-USB can only be recognized when the driver is installed. For other systems, the driver is only required when playing DSD files. 3. 2 groups of Stereo RCA and 3.5mm AUX output can work at the same time, and the volume of the outputs is controlled simultaneously. 4. There are 3 working modes with 2 different sound effects, supporting simultaneous output of AK4493 or ESS9038Q2M to groups 1 and 2, or AK4493 output to group 1 and ESS9038Q2M output to group 2. Features Switchable dual DAC chips: Pioneering the world's first DAC chip switching technology, backed by a proprietary patent, you'll find not one but two DAC chips running the show– ESS9038Q2M and AK4493. The groundbreaking design enables users to switch the robust dynamics of the ESS9038Q2M or the refined tones of the AK4493, vastly enhancing personalized audio experiences and pioneering new frontiers in the HiFi realm. High-performance: Offering an exceptional SNR (≥117dB) and ultra-low THD of 0.0003%, ensuring the high-quality conversion of audio signals. PC-USB input supports 32Bit/384kHz transmission and DSD256 playback, suitable for users who pursue ultimate sound quality. Multiple inputs and outputs: Support Optical, Coaxial, and PC-USB inputs, compatible with audio sources such as mobile phones, computers, and digital players. With 2 sets of RCA and 2 sets of AUX outputs, providing users with a wide range of connection options, facilitating integration with various audio sources and playback devices, and adapting to different usage scenarios. Dual OLED display & Large volume knob: 2 PCS of OLED screens can display real-time sampling rates, volume levels, and decoding chip statuses, enhancing user convenience. Designed with an easy-to-use large-sized volume control knob, ensuring that users can make delicate and precise volume adjustments to meet personalized listening preferences. Exquisite and charming appearance: The top is designed with a glass window, showcasing the internal structure and augmenting visual effects. Equipped with remote control for easier operation; adopting CNC technology for integrated molding, combined with anodizing process treatment, meets modern aesthetics and a commitment to premium quality. Parameters Audio input: PC-USB / Coaxial / Optical Audio output: 2 groups of Stereo RCA / 2 groups of AUX DAC chips: ESS9038Q2M+AK4493 Max sampling rate supported: PC-USB: PCM 32bit / 384KHz DSD256 Coaxial / Optical: 24bit / 192KHz PC-USB operation system supported: W7/W8/W10/MAC/Linux Frequency response: 20Hz-20KHz (±0.3dB) THD+N: 0.0003%@1kHz SNR: ≥117dB Rated output level: AK4493:1.8V ESS9038Q2M:2V Working voltage: DC 12V≥1.5A Dimensions(W*D*H): 155*125*42mm / 6.10*4.92*1.65in Net weight: 590 / 1.30lb Package weight: 1.10kg / 2.43lb Packing List 1*DAC-Q11 1*DC12V Power Adapter 1*USB Cable 1*Optical Cable 1*Remote Control (without batteries) 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

HiFi 4-way Stereo Audio Switcher Box Preamp Analog RCA Splitter w/Volume Control

By |July 23rd, 2026|

4-way(1-in-4 output) audio splitter, 4 channel can output at the same time, convenient for users to do contrasts among headphone, power amplifier and active speakers etc, each channel with independent volume control, easy to adjust proper volume for different audio devices. 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 4-way Stereo Audio Switcher Box Preamp Analog RCA Splitter w/Volume Control Item description Shipping from USA Warehouse, you will receive it within 1-6 bz days. Features 4-way(1-in-4 output) audio splitter, 4 channel can output at the same time, convenient for users to do contrasts among headphone, power amplifier and active speakers etc, each channel with independent volume control, easy to adjust proper volume for different audio devices. With gain adjustment, can add electrical level and volume for the devices with low level output. Adopting power supply to control the potentiometers, for better sound quality and less interference. Built-in MCU control circuit, no noise and deadly quiet when turn on/off the audio splitter, perfectly avoid "Boom" impact sound when power on / off. Each channel adopts 1PC NE5532 op amp to process independently without any interference. Gold-plated op amp sockets are designed, convenient for audiophiles to change different op amps as they like, the service voltage of op amp is ± 12V for better performance. High-quality components are used to ensure HiFi sound and longer time service life, such as Japan Nippon Chemi-con solid-state filter capacitor, stepless audio coupling capacitor, TK audio audio coupling, gold-plated RCA sockets with good contact etc. Parameters Audio input: stereo L/R RCA Audio output: 4 groups of stereo L/R RCA Frequency response: 20-20kHz (±0.1dB) Distortion: 0.0001% Gain adjustment: ±10db Working voltage: DC 12V (above 1A) Dimensions(W*D*H): 115*107*33mm / 4.53*4.21*1.30in Net weight: 365g / 0.80lb Package weight: 670g / 1.48lb Packing List 1*Audio Splitter 1*12V/5A Power Supply 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 L3 3 Channel Stereo Loop Switcher w/VU Meter RCA Selector BOX Preamp

By |July 23rd, 2026|

Multifunctional L3 audio switcher is originally designed by Douk Audio Studio, it is not only an audio switcher that can work in 1-IN-3-OUT and 3-IN-1-OUT mode to make contrast among different audio source, amplifier or active speakers etc.; but also a loop switcher that can add up to 3 audio effectors to create multi-layered musical effects and enhance the richness and dynamism of music to bring more creative space and fun.

AV RCA S-Video To HDMI Converter 3.0 – AV2HDMI Adapter Cable with Remote Control

By |July 23rd, 2026|

To get started, just connect your video source (for example, VCR, camcorder, or retro gaming system) to the AV input port on the AV2HDMI 3.0. Connect your TV to the HDMI output on the AV2HDMI 3.0. HDMI cable included !