1. 5.1 Channel: This USB sound card adds up to 5.1 channels of audio through a single USB port to your computer, supports 5.1 and 2 channel output.
2. Multiple Interface: This external sound card has Mic IN, Spdif IN, Spdif Out, Line IN, Front Out, Rear Out, Cen/Bass Out, USB IN.
3. PC Sound Upgrade: This 5.1 sound card's support for analog and digital audio output for stereo to 5.1 channel audio applications, upgrades the existing integrated audio on a desktop or laptop computer.
4. 48kHz Sampling Rate: This USB audio adapter supports 48kHz sampling rate for analog playback and recording.
5. Easy Installation: This 5.1 channel audio adapter can be easily installed, suitable for Win XP, for Vista and for Win 7.

Spec:
Item Type: USB Sound Card
Material: Aluminium Alloy
Compatibility: Compatible with SES/EBU, IEC60958, S/PDIF Formats for Stereo PCM Audio
Sampling Rate: 48kHz Fixed Sampling Rate
Analog Recording Function: Supported
SCMS Copy : Supported
Operating System: Suitable Win XP, for Vista and for Win 7
Function: Support Full Duplex Play/Audio Stream Recording on PC
Data Speed: Compatible with Usb Full Speed 12Mbit Serial Data
Input Terminals: 3
Output Terminals: 3
5.1 Channel Play Multi Channel Audio Code Interface: Supported
Traditional 2 Channel Audio Source Play: Supported

How to Use:
Plug and play after installation of drivers

PackageList:
1 x USB Sound Card
1 x CD
1 x USB Cable