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1. KGUSS DAC-K3 TPA6120 2.0 Mini HiFi Optical/Coaxial/USB DAC Decoder Audio Headphone Amplifier Headphone Preamp Desktop Amplifier 24BIT 192KHz OPA2134 AMP DC12V US Plug (Black)
- Unique volume control: When the DAC Headphone Preamp is connected to the speaker and the earphone at the same time, the earphone takes priority. After the earphone is unplugged, it automatically switches to the speaker. The volume button can adjust the RCA output. (The volume button of the decoder on the market can only control the earphone, can not control the RCA. )
- A variety of input and output modes: Headphone Amplifier can be PC-USB, optical fiber, coaxial three inputs, can be connected to TV set-top box, DVD, DCD
- output mode has RAC, 6.35mm headphone port 2, can be connected to power amplifier, tube vacuum amp, active speaker.
- Chipset: The mini headphone amplifier chip uses CM6642+ CS8416+ CS4398+ TOP6120A2+OPA2134+NE5532P to provide strong guarantee for tone input and output.
- Efficient protection and long life: The headphone audio amp uses OPA2134 and NE5532P two special op amps specially designed for audio. The op amp can be freely replaced and upgraded. At the same time, two relay protectors may protect the headphones and speakers.
- Quality Assurance: We are committed to providing customers with satisfactory products and services. We have 2 years of quality assurance. If you have any problems during the purchase and use, please contact us.
2. Proster USB DAC DSD64 Headphone Amplifier Support Impedance 16-500Ω 3.5mm Portable Amp 192kHz/24bit Rechargeble HiFi Earphone Amplifier with Gain Switch for iPhone iPod MP3 MP4 Digital Player Computer
- 【HiFi Headphone Amplifier】Supports most headphones of high impedance 16-500Ω, signal-to-noise ratio>
- 100Db, THD + N = 0.0003%, fully filter noise, output remarkable sound without distortion.
- 【USB DAC Decoding Chips】ES9018K2M DAC professional chip decodes high sampling rate formats with a high signal-to-noise ratio and low distortion, perfectly compatible with all versions of iOS and Android device.
- 【Support DSD/PCM Format】Decoding SNR: 119dB 16-24bit/ 44.1-192kHz DSD64-DSD128Dop DSD64-128 (native), supports decoding of more formats with outstanding performance – decoding up to 192kHz/24bit PCM as well as up to DSD64.
- 【Gain Switch】Gain switch for matching output to headphone power needs. Gain: 0dB – 8.8dB. Output Power: 250mW in Impedance 16Ω. Adapted Headphone Impedance: 16-150Ω
- 【Excellent Details】1500mAH Lithium Battery supports headphone amp working over 8 hours
- Volume control knob for volume adjustment
- Charging Indicator for power checking.
3. Syba Sonic USB 2.0 DSD DAC Audio Tube Headphone Amplifier , (SD-DAC63110)
The 384kHz/32bit DSD USB audio DAC is an Ultra transparent mastering grade digital audio playback system. The 384kHz/32bit DSD DAC is capable of converting high resolution PCM audio up to 384kHz and DSD audio (up to 128Xdsd).
4. Headphone Amplifier Vacuum Tube Preamplifier USB Sound Card PCM2704 DAC Integrated Mini Audio Hi-Fi Stereo Preamp P3 Updated Version Fosi Audio
- [3 in 1]: Headphone amp + Pre-amp + External USB DAC sound card
- With 3.5mm and USB(tybe b) input jacks
- [Low Ground Noise]: Adopt low-ground noise power circuit, No pop, no audible noise, dead silent when nothing is playing through it.Come with 2 X 6J9 J-Grade Tubes, can be replaced by E180F, 6ж9П, EF861, and 6688 tubes
- [Small Compact]: Small Simple compact design but practical. Built-in PCM2704 DAC chip, Support sampling rate: 16Bit – 32k, 44.1k, 48k. Come with USB cable, can be used as external USB DAC.
- [Output Protection for Headphone]: RMS 1100mW (32ohm
- THD <
- 0.005%), with 3.5mm and 6.35mm output jacks, best for 18-600ohm headphones. Can connect to amplifiers, turntable, active speakers as preamp
- [Quality assurance]Manufacturer-Direct, free lifetime technical support, and 18-month manufacturer’s warranty. Feel free to contact us at [email protected], we will reply to you within 12 hours.
5. Fosi Audio Q4 – Mini Stereo DAC & Headphone Amplifier, 24-Bit/192 KHz USB/Optical/Coaxial to RCA AUX, Digital-to-Analog Audio Converter Adapter for Home/Desktop Powered/Active Speakers – Black
- Easy to set up, no special software, app, or driver to install, a true plug-and-play digital audio adapter
- With USB, optical and coaxial S/PDIF inputs can fit with most home audio system, and RCA output can be connected to amplifier or powered speakers on your desktop
- Built-in Hi-Fi headphone amp chip can drive most 16ohm to 200ohm headphones
- 160mW RMS(32 ohms, 20 Hz – 20 KHz, 0.01% THD), with bass and treble control can be used as preamp or volume controller for your PC/MAC/Computer
- Mini Compact D/A converter, stream bit-perfect 24bit/192KHz HD with low jitter, with output protect circuit, safe for your expensive audio system
- Come with USB charging cable, optical cable, USB type B cable and 18-month warranty
- Full metallic shell to ensure high quality
6. Sabaj Audio PHA2 Portable Headphone Amplifier Silver Color
- Build-in sabaj-patented boosting power module which increase input power from 5V to +-15V.
- Audiophile-Quality sound with good CNC aluminium cabinet
- 5V power input by Micro USB or power adaptor
- WIMA&SIEMENS capacitor used,Using TPA6120A2 headphone amplifier chips from TI
- RCA analog signal input for amplifier or active speaker connection
7. Headphone Amplifier Vacuum Tube Preamplifier Mini Hi-Fi Stereo Audio with Low Ground Noise Output Protection for Headphones Fosi Audio P2
- ????❤Excellent sound performance: Low ground noise, built-in output protect circuit, no buzzing or ringing noise, Audiophile-level sound quality, exclusively designed for the customers who pursue HiFi sound
- and safe for your expensive headphones
- ????❤Stereo and Preamplify: Headphones amp also can be used as stereo preamp, Parallel 3.5mm and RCA stereo inputs, 6.35mm headphone output, include a 6.35mm to 3.5mm adapter
- ????❤High-performance: P2 is a Hi-Fi tube headphone amp, 2 X 6K4 J-Grade tubes can easily power high-performance headphones including the HD580, HD600, HD650, K701, K702, Q701, and many more, recommend 32-600ohm headphones
- ????❤Easy replace tube: Tubes can be replaced by 6j1/6J4/GE5654/6AK5/6*1n/ E180F/6ж9П/EF861/6688 tubes etc
- ????❤Exquisite appearance: Small Compact Size, All aluminum alloy shell and come with a 18-month manufacturer’s warranty.
8. FiiO A1 Portable Headphone Amplifier, Black
- Same function as A1 Silver but in stunning Black Color
- With higher power and hi-fidelity output than smartphones, the A1 satisfies your need for more sound quality and quantity
- The A1’s volume buttons are made of Alps microswitches for sensitive and reliable operation
- The A1 provides Flat, Bass1, Bass2, and Bass3 EQ modes, switchable simply by briefly pressing the power button,
- Three-Color Status LED, Frequency response of 20 Hz to 20 kHz
9. XtremPro Desktop USB DAC Headphone Amplifiers – Black (65003)
We expertise innovating high-performance and best in class products to serve our global partners and customers We are committed to bringing the cutting-edge technology superior quality at the affordable prices to work with our partners and customers by year on year revenue growth Strong output power easily drive high impedance headphone Suitable headphone impedance range of this amplifier is 16O600O Big output power can effectively drive high impedance headphone High current output design makes it quite easy to enjoy the high quality and high presence music Application of high quality components ensuring stable and reliable product quality Using TI OPA2134TPA6120 chip combo makes the headphone amplifier be possible with low noise low distortion and high power Its also very easy and relax to enjoy the details of music with using Japan high precision ALPS potentiometer Creative combo highly effective desktop DACAMP This amplifier can not only be used as a headphone amplifier but also witch USB DAC function Features. Desktop USB DAC Headphone Amplifiers. It would quickly be a desktop DAC headphone amplifier. Various interfaces make it very convenient to connect with other equipment. Input supports AUX IN USB IN PC DAC output supports headphone output LINE OUT and PRE OUT It can also be used with some extension devices such as PC Predecoder After amplifier etc Specifications. Chipset TI audio IC. Weight 17 lbs.
10. LOXJIE D10 Hi-res DAC Headphone Amplifier ES9038Q2M Mini HiFi Audio Decording DSD512 32bit/768kHz USB/Opt/Coax Input(Red)
- ESS most advanced SABRE DAC ES9038Q2M, ultra-high SNR, and dynamic,ultra- low THD+N and support DSD.
- The second-generation XMOS solution, PCM supports up to 32bit/768kHz,and DSD supports up to DSD512.
- Low noise high precision clock system,Large current headphone drive circuit,also Isolated audio power supply for Ultra-High audio performance.
- Isolated audio power supply for Ultra-High audio performance
- Use a lot of audio grade components.
- Full aluminum CNC milingg chassis
- Humanized operation with LED display and memorable settings.
By our suggestions above, we hope that you can found Vacuum Tube Optical Usb 32 Bit for you.Please don’t forget to share your experience by comment in this post. Thank you!