6-in-1 USB External Optical Sound Card Multifunction Audio Converter Adapter for Notebook Aluminium Sound Card

Features: Support AES/EBU, IEC60958, S/PDIF Support 5.1 channel,7.1 channel. Can be connected to 5.1 speakers Up to 48KHz sampling rate, support 32KHz/44KHz/48KHz digital recording function. Sound card optical output only supports 48KHz sample rate, so DTS-CD is 44KH need to be converted to listen to Support Win98/ME/2000/XP/VISTA/WIN7/WIN8/MAC OS9.1 (MAC can only use 2-channel) Full-duplex audio stream playback and recording without PC built-in sound card USB 2.0 is backward compatible with USB 1.1; Compatible with Audio Device Specification V1.0; Supports up to 12Mbps USB full-speed transfer specification;