USB supports
MQA: 1. Clean up the recording 2. Encapsulate the sound.
Support MQA CD: CD Player + MQA- Enabled DAC, Your CD player's digital output (optical or coaxial) can be fed to an MQA de coder. The MQA decoder can restore the original high-resolution signal heard in the studio and confirm it, using the authentication signature. SMSL SU-1 support MQA CD..
AKM AK4493S: SU-1 utilizes the latest AKM DAC chip, AK4493S, for achieving a distortion lower than 0.00013 %.
USB In: Compatible with Windows 7/8/ 8.1 /10/11 (driver is required), Mac 0S X 10.6 +, Linux (driverless), Android, i0s