Passive 2 Way Stereo Amplifier / Speaker Switcher Box HIFI Home Audio Selector
2-way amplifier/speaker selector: both working mode (2-IN-1-OUT / 1-IN-2-OUT), with A/B channel toggle switch, convenient to compare the sound quality of 2 pair of different speakers or 2PCS power amplifiers without plugging in and out cables repeatedly to avoid wearing the contact point of the sockets. Strong compatibility for audio device: support doing comparison between different types of amplifiers such as BTL, class A, class B, class D, tube amp etc.. Each channel can pass up to 200W power, also suitable for the comparison between most passive speakers. Purely mechanical passive circuit: no power supply is required, no loss of input and output signals during transmission, and no audio rendering or electromagnetic interference, providing HiFi lossless audio without distortion. 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 ! Passive 2 Way Stereo Amplifier / Speaker Switcher Box HIFI Home Audio Selector Item description Features 2-way amplifier/speaker selector: both working mode (2-IN-1-OUT / 1-IN-2-OUT), with A/B channel toggle switch, convenient to compare the sound quality of 2 pair of different speakers or 2PCS power amplifiers without plugging in and out cables repeatedly to avoid wearing the contact point of the sockets. Strong compatibility for audio device: support doing comparison between different types of amplifiers such as BTL, class A, class B, class D, tube amp etc.. Each channel can pass up to 200W power, also suitable for the comparison between most passive speakers. Purely mechanical passive circuit: no power supply is required, no loss of input and output signals during transmission, and no audio rendering or electromagnetic interference, providing HiFi lossless audio without distortion. Simple design but pure function: all channels adopt fully isolation design without mutual interference. A/B channel with built-in protective load; proper size with simple appearance, fashionable and durable, match well with your audio equippments. Warm Tips: 1. Only 1 group of amplifier input or 1 group of speaker output at a time, not support 2 groups of them working in parallel at the same time;2. When the toggle switch in OFF position, the connection between A&B channels and I/O channel will be disconnected, equivalent to mute, no sound will output. Parameters Audio Interface: banana speaker jacks Number of channels: 2 groups of A/B, 1 group of I/O Mute: support Working methods: 1-IN-2-OUT / 2-IN-1-OUT Power(max) support: 200W each channel Types of amplifier supported: all types (BTL, class A, class B, class D etc.) Dimensions(W*D*H): 242*108*33mm / 9.53*4.25*1.30in Net weight: 720g / 1.59lb Package weight: 1000g / 2.20lb Packing List 1*SP102 Switcher 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
2-Way Stereo Audio A/B Spiltter Speaker Amplifier Switcher Box Selector Remote
2-way (2-IN-1-out / 1-IN-2-OUT) audio switch selector between amplifiers and speakers, convenient to compare the sound quality of 2 pair of different speakers or 2PCS power amplifiers without plugging in and out cables repeatedly to avoid wearing the contact point of the sockets.
Mini 1-IN-5-OUT Audio Switcher Box HiFi Stereo RCA Audio Splitter / Selector
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
Douk Audio DAC-T1 Pro Tube Preamp with Bluetooth USB DAC COAX/OPT D/A Converter
Amazing combination in appearance and functions: integrated DAC-T1-PRO DAC with retro tubes and modern OLED display into a whole, keep both strong vintage feelings and convenient use. Even in limited space, warm filament dynamically decorates the audio system and give you a wonderful acoustic enjoyment with large dynamic and sweet sound. With multiple audio inputs and outputs: Bluetooth / PC-USB / coaxial / optical / RCA inputs, compatible with most audio sources such as phone, tablet, computer, digital player etc. With stereo RCA and 3.5mm headphone jack outputs, can connect different amplifier / active speaker / headphones, HiFi music can be easily enjoyed. 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 DAC-T1 Pro Tube Preamp with Bluetooth USB DAC COAX/OPT D/A Converter Item description Shipping from USA Warehouse, 1-6 Working days to most US regions. Features Amazing combination in appearance and functions: integrated DAC-T1-PRO DAC with retro tubes and modern OLED display into a whole, keep both strong vintage feelings and convenient use. Even in limited space, warm filament dynamically decorates the audio system and give you a wonderful acoustic enjoyment with large dynamic and sweet sound. With multiple audio inputs and outputs: Bluetooth / PC-USB / coaxial / optical / RCA inputs, compatible with most audio sources such as phone, tablet, computer, digital player etc. With stereo RCA and 3.5mm headphone jack outputs, can connect different amplifier / active speaker / headphones, HiFi music can be easily enjoyed. Imported JAN5654 tubes and vintage warm sound: comes with JAN5654 tubes, greatly improves everything associated with your music, sounds soft and delicate, dynamic and pleasing. Easy to compare the difference between digital sound and tube sound via bypass function. Pluggable tube socket design, upgrade to 6*1N, 6AK5, EF95 etc. to enjoy tube sound of different styles. Complete design and perfect details: support treble and bass control, easy adjust one's own preferable sound styles. Besides large OLED display to indicate working status, also with full function remote control to achieve all settings. Powerful function with attractive appearance, very suitable for the audiophiles who pursue HiFi sound in limited space. High-end materials and unique structure are adopted to ensure better performance: QCC5125 Bluetooth chip, supports ACC/SBC/APTX/APTX-HD/LDAC, achieves further distance and lossless signal transmission without delay. ESS9028Q2M independent DAC chip, OPA1656 op amp, NJW1194 digital tone control chip, with larger dynamic range, lower distortion and higher resolution. 9123 USB chip with special driver, support 24Bit/192Khz transmission to improve the sound quality. Classic headphone amp architecture (2*NE5532), provide larger output power enough to drive 300Ω headphones. Parameters Chip architecture: QCC5125 (Bluetooth chip) + 9123 (USB chip) +ESS9028Q2M (DAC chip) + NE5532 (amp) Audio input: Bluetooth / PC-USB / Coaxial / Optical / Stereo RCA Audio output: Stereo RCA / 3.5mm headphone jack Bluetooth version: 5.0 (support APTX /APTX-HD / LDAC) Sampling rate supported: PC-USB: 24bit / 192KHz Coaxial / Optical: 24bit / 192KHz PC-USB operation system supported: W7/W8/W10/MAC/Linux Frequency response: 20Hz-20KHz (±0.5dB) THD: 0.08% S/N ratio: ≥110dB Treble / Bass control: ± 6db Matched headphone impedance: 16-300Ω Headphone output power: 150mW Output level: 2.4Vrms Working voltage: DC 12V Dimensions(W*D*H): 185*128*41mm / 7.28*5.04*1.61in Net weight: 622g / 1.37lb Package weight: 1.1kg / 2.43lb Warm tips: 1. For safer and faster delivery, the remote control may not include batteries (2*AAA), please prepare it by yourself. 2. 3.5mm headphone jack output is prior, stereo RCA output will auto disconnect when headphone is inserted. 3. PC-USB (systems below win10) input need special driver to get 24Bit/192KHz transmission, please contact us for it when you receive DAC-T1 PRO. It also supports OTG functions, but Android system needs OTG cable and IOS system needs camera kit, please prepare by yourself. Packing List 1*DAC-T1 PRO DAC 2*5654 Vacuum Tube 1*DC 12V Power Adapter 1*USB Cable 1*Optical Cable 1*Bluetooth Antenna 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
7-Band Audio Equalizer Preamp Balanced XLR / RCA Audio Pre-Amplifier for Speaker
7-band EQ equalizer: With independent and rich frequency band control (64Hz/125Hz/250Hz/500Hz/2KHz/4KHz/8KHz), within -6dB to +6dB range, easy to adjust different sound styles to personal preference. Balanced XLR preamplifier: Supports XLR and RCA inputs and outputs, T7 can reproduce high-quality audio for amplifiers or active speakers, with excellent separation, resolution, sound field, and clean background.
Douk Audio A5PRO HIFI TPA3255 Bluetooth Digital Amplifier
Upgraded Features for Versatile Use: The A5 PRO builds on the strengths of the A5, featuring upgraded Bluetooth 5.1 connectivity with a reset button, bass and treble knobs for precise tone adjustments, and a headphone output. It delivers clear, powerful audio, perfect for diverse uses from bedroom movies to desktop setups. Easy Customization with Plug-and-Play Op-Amps: Upgrade your sound effortlessly! Douk Audio A5 PRO includes a tempered glass access panel for quick op-amp replacements, allowing audiophiles to tailor sound profiles without disassembling the unit.
HiFi USB DAC with ESS9038Q2M AK4493 Digital to Analog Audio Converter DSD256
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 Pure Class A Vacuum Tube Preamp Mini Desktop Audio Preamp w/12J1S Tubes
Instant HiFi Sound Upgrade: E6 preamp instantly transforms flat digital sound by infusing it with signature tube warmth and rich dynamic range. Seamlessly connects to your stereo power amplifier or active speakers, effortlessly upgrading your audio system to true HiFi sound quality. Unleash Warm and Sweet Sound: Featuring a 105V high-voltage circuit, the E6 fully optimizes tube performance, delivering a warm and sweet tonal character with minimal distortion. This results in a smooth, natural sound that fills the room with vivid, lifelike music.