The SMSL M9 is a beautifully machined DAC/Amp that comes with two AKM AK4490EQ DAC chips, two OPA TPA6120A2 op-amps, and an included XMOS xCORE-20 USB audio interface. The front panel includes a 1.44 inch TFT LCD screen, with a quarter-inch headphone out and a 2.5mm balanced out. The back panel includes an RCA out, with a USB, coaxial, and optical inputs.


  • DAC Chip: 2 x AKM AK4490
  • Opamp: 2 x TI TPA6120A2
  • Digital receiving chip: CS8422
  • Volume control: 2 x PGA2311
  • USB audio interface: XMOS xCORE-200 with 3 low-noise oscillators
  • PCM support up to 32 bit/768 kHz
  • DSD support up to 22.5792 MHz (DSD512)
  • Digital receiving chip: CS8422
  • Native DSD
  • Fully Balanced Design
  • Built-in ASRC (Asynchronous Sample Rate Convert)
  • Outputs: 6.35mm headphone out, 2.5mm balanced out
  • THD+N, DAC: 0.0004%
  • THD+N, headphone amplifier: 0.001%
  • Sampling Rate: 44.1-768kHz
  • Dynamic range (24 bit): 115 dB
  • Optical/Coaxial Input Sampling Rate:44.1-192kHz
  • Compatibility: Windows 7/8/8.1/10, Mac OS X 10.6 and above
  • Included
    • USB Cable
    • Power Supply

SMSL M9 DAC/Amp User Manual Download

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