Features:

  • USB DAC & Tube Headphone Amplifier
  • USB DAC Decoding
  • CS43131 DAC Chip
  • Enhanced Sound with Double 6J1 Tubes
  • Transistor Class-A Amplifier
  • Gain Switch for Tailored Performance
  • Line Out as Pre-Amplifier
  • High-Grade Audio Capacitors
  • Built-in Protect Circuit


USB DAC & Tube Headphone Amplifier

The xDuoo MH-02 CS43131 USB DAC & Tube Headphone Amplifier combines the versatility of a USB DAC with the warmth of tube amplification, offering an unparalleled listening experience.


USB DAC Decoding

Experience seamless connectivity with support for USB decoding from computers, smartphones (iOS/Android), tablets, HiFi players, and more. Enjoy high-fidelity audio with PCM up to 32Bit/384kHz, DSD256, and MQA up to 32Bit/384kHz, from a wide range of devices.


CS43131 DAC Chip

Powered by the renowned CS43131 DAC chip, the MH-02 ensures pristine audio reproduction with exceptional clarity and detail, thanks to its ultra-low noise and superior resolution.


Enhanced Sound with Double 6J1 Tubes

The double 6J1 tubes serve as pre-amps, enriching your audio with the sweet and exquisite sonic character characteristic of tube amplification.


Transistor Class-A Amplifier

Featuring transistors for Class-A buffering, the MH-02 delivers a robust output power of up to 1300mW, effortlessly driving a wide range of headphones with ease.


Gain Switch for Tailored Performance

Customize your listening experience with a two-gear gain switch, ensuring the perfect match for headphones of varying impedance, for optimal audio output tailored to your preferences.


Line Out as Pre-Amplifier

Utilize the line output, controlled by the tube and volume, as a pre-amplifier for audio amplifiers or active speakers, elevating the sound quality with transparent and sweet tones.


High-Grade Audio Capacitors

Experience transparent and sweet sound with Japanese ELNA capacitors serving as coupling capacitors, while Japanese RUBYCON capacitors provide smooth and warm tones with splendid high frequencies.


Built-in Protect Circuit

Enjoy peace of mind with the built-in relay mute circuit, ensuring a seamless transition when turning on the amplifier, protecting the tubes from POP noise, and ensuring optimal performance.


Technical Specifications:

  • Power Supply: DC12V/2A
  • Compliant OS: Windows, Linux, Mac OS X, IOS, Android system
  • Sampling Rate Support：PCM 16-32Bit/44.1k-384kHz, DSD64-256.
  • Output power:1300mW(32Ωload)
  • Frequency Response:10Hz~60KHz(土0.5dB)
  • Gain:+12/18dB
  • THD+N:≤0.8% (1KHz,32Ω load)
  • S/N:113dB
  • Crosstalk：≥70dB
  • Size：12x10x6.4cm
  • Weight： 0.42Kg