Features:
Supports AES/EBU, IEC60958, S/PDIF
Truly supports 5.1 channels. Can connect to 5.1 speakers
Up to 48KHz sampling rate, supporting 32KHz/44KHz/48KHz digital recording function
The sound card fiber output only supports a sampling rate of 48KHz, so DTS-CD is 44KH and requires conversion to listen
Support for Win98/ME/2000/XP/VISTA/WIN7/WIN8, for MAC OS9.1 (only 2 channels can be used in)
Playback and recording of full duplex audio streams without the need for a built-in PC sound card
USB 2.0 is backward compatible with USB 1.1;
Compatible with audio device specification V1.0;
Supports USB full speed transmission specifications up to 12Mbps;
3 input terminals (one of which is a fiber optic input)
3 output terminals and 1 fiber optic output terminal;

Specifications:
Output: 5.1 Channels+Fiber SPDIF
Applicable to: HTPC home theaters and friends with high audio quality requirements (such as watching movies/games/karaoke), can be plugged into regular earphones for voice chat and online karaoke.

Packaging include:
1 * Sound card