Giveaway: SMSL SU-9!


Following the recent Topping A90 giveaway, Apos Audio are happy to announce that they are hosting a new giveaway of the SMSL SU-9 balanced DAC! The SU-9 retails for $429 USD and is the 5th best-measuring DAC (SINAD) on amirm’s Audio Science Review portfolio.

You can enter the giveaway here and see amirm’s review here. The winner will be chosen by random on Dec 1st. Best of luck to all entrants!


  • MQA decoding: Yes
  • DAC: Flagship ES9038PRO DAC
  • Highest Bitrate Support: 32-bit/768kHz and DSD512
  • Bluetooth Codecs: LDAC, APTX/ HD, SBC, AAC, 24-bit/192kHz
  • Display: 1.9” LCD display
  • Remote control: Yes
  • Inputs: USB/optical/coax/bluetooth
  • Outputs: RCA/XLR
  • THD+N: 0.00009% 
  • DNR
    • XLR: 130dB
    • RCA: 123dB
  • SNR: 130dB
  • Output impedance
    • XLR: 207Ω
    • RCA: 142Ω
  • Sound color settings: Rich1, Rich2, Rich3, Tube1, Tube2, Tube3, Crystal1, Crystal2, Crystal3
  • Brightness control: 1-6 levels
  • DSD filters: 47kHz cutoff, 50kHz cutoff, 60kHz cutoff, 70kHz cutoff
  • PCM filters: fast linear, slow linear, fast minimum, slow minimum, fast hybrid, apodizing, brickwall 

About Author

Avid writer, passionate photographer and sleep-deprived medical student, Ryan has an ongoing desire to bring quality products to the regular reader.

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