TOPPING D10S is a USB DAC with Line out, Optical and Coaxial output. It use XMOS(XU208) + ES9038Q2M + OPA2134 and customized Thesycon driver(Windows) to support maximum PCM384kHz/32bit and DSD256(Native) decode and display the format & sampling rate by indicator. D10S also provide OP socket to make DIYers more easily to change another OP to get different sound effect. D10S is compatible with Android, Windows(7 or above), MAC and D10S is able to automatically turn on/off synchronize with the computer. D10S has Hi-Res Audio, CE, ROHS and FCC certificate.