Supports 48 / 44.1 KHz Sampling rate for both playback and recording, and simultaneous recording and playback function Supports 8 Channel DAC output with 16-bit resolution, 2 Channel ADC input with 16-bit resolution Supports Windows XP / Vista / 7 / 8 / 10 Note: The sound cards SPDIF optical pass-through port supports two-channel audio, this port does not support 5.1 or 7.1 audio