SMSL M6 USB OTG DAC Headphone Amplifier HIFI EXQUIS CM6631A AK4390EF chip 32bit 384Khz Decoder Headset Amp

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Black, Gold, Silver color to choose, please leave us a message during the order process to choose the color, else we will send you an available color version

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Black, Golden, silver color color version, please make your choice  during the order


M6 has excellent hardware performance, innovative and flexible joystick operation, intuitive interface and display sleek look and a wealth of input and output interfaces. Wherein the digital input comprises a USB, fiber optic and coaxial. Outputs include RCA analog outputs and headphone jack 6.35. USB asynchronous transfer up to 32bit / 384kHz.(HIFI EXQUIS co., LIMITED)

0-2Except the volume control, joystick can also be used as input switching and switch control output mode, are highly integrated, flexible and innovative control methods. After manipulation through rocker switch input and output modes, then through the middle of the display, in the middle of a mini display, in addition to display USB, optical and coaxial inputs, headphone port switch, the middle will show the sampling rate, very intuitive.(HIFI EXQUIS co., LIMITED)

Sound features:
  • High frequency: the style is open and large, both in listening to speakers or headphones to listen to when you can clearly feel the M6 frequency neutral with open style, while at the same time bring sense of transparency, so that the back-end in large dynamic detail is very rich, and not feel stiff, but people feel warm stretch and coherent transition.
  • Midrange frenquency performance, as the overall performance of the same, neutral, warm, and the overall sound IF M6 form, it is very plump and stretch, with different headphones, you can easily feel the M6 in vocal performance M The details of the expressive and explosive. This detail expressive, explosive, listening to the piano solo, or the human voice, that they will have a good performance, so the sound is rich in layers and knot like.
  • Low frequency: M6 voice texture, resolution are first-rate, especially in combination speaker system. Overall has a very good control, dynamic and transient performance, especially when listening to headphones, has a very good elasticity.
  • Performance headphone output: Although M6 is the most powerful part of the decoding performance, but the same is not part of the headphone output weaknesses in with HD600, HD650, SHP9000 headphones when other large, high frequency detail and texture of the sound is very advantageous, but also has a very broad sense of hearing, regardless of the high resistance of the HD600, HD650 and low



  • Decoder chip: Japan AK4390EF, classic japanese sound style
  • USB receiveer is asynchronous CM6631A chip(HIFI EXQUIS co., LIMITED)
  • OP-amp is well know and europe often used chip NJM2144D
  • All using VISHAY high precision lower temperatrue capacitors

Specifications parameters:
  • USB Input: 16bit-32bit / 32kHz-384kHz (asynchronous by CM6631A)
  • Optical fiber, coaxial: 16bit-24bit / 32kHz-192kHz
  • RCA Output Level: 2Vrms
  • THD + N: <0.003%
  • Dynamic Range:> 115dB
  • Channel separation:> 110dB
  • Amp power: (@ 1% THD + N)
  •    32Ω 130mW
  •    64Ω 270mW
  •    150Ω 220mW
  •    300Ω 120mW
  • Amp distortion: 0.003%@10mW 300ohm
  • Machine size: 114mm X 139mm X 34mm (LWH, including protruding parts size)


M6 portable devices can be connected to play.
Operation: i-Phone 5 over / i-Pad 2 / i-Pad air and so on, through Ap-ple's corresponding camera kit (not include) and a USB cable to connect M6, turn on the player portable device can play, and pick apples the portable device works well!
(Note: support OTG Android phones only need a OTG cable(not include)  is required to use, it is strongly recommended that Andrews phone use seashells player, sound performance better!)
  Your device has a coaxial or optical output can also connecte with M6 .


Packing lists

  •  1 x CD-ROM drive
  •  1 x  USB cable
  •  1 x  Power Adapter
  •  1 x  new packaging

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