Features :

USB Sound is an USB audio controller.It supports 32KBz,44.1khz.(which two need driver or application software support)and 48KHZ sampling rate in digital recording,48KHZ sampling in analog recordin and 48KHZ in digital/analog audio playback.
In digital playback mode,it receives audio stream from PC via USB interface and transmits audio data according to the AES/EBU,IEC60958,S/PDIF consumer interface standards.Only R,L channel PCM audio in 5.1 channel can be conveyed in digital playback mode.In analog playback mode,it supports 6 channels codec for analog playback.
In digital recording mode,it receives S/PDIF digital audio input and sends back to PC through USB.Three sampling rates;includes 32KHZ,44.1KHZ are automatically locked internally,in analog recording mode,fixed 48khz sampling rate is supported by analog audio recording
plug and play
Supports SES/EBU,IEC60958,S/PDIF consumer formats for stereo PCM audio
Fixed 48KHZ sampling rate for 5.1 channel playback.
Supports analog recording function
Supported SCMS copy protection
Compatible with Windows XP, Vista, Win7
Fully duplex playback/recording audio stream without sound card in PC
Compliant with USB specification v1.1
Compliant with USB audio device class v1.0
Supports USB full speed 12Mbit serial data transmission
3 input terminals
3 output terminals
Alternate setting 0 is a zero-bandwidth setting used to release the claimed bandwidth on the
bus when this device is inactive
Isochronous transfer uses adaptive and asynchronous synchronization
Support multi channels audio code interface for 5.1 channel playback
Supports conventional audio 2 channels source playback
Mic in= microphone input: plug in the microphone
Line in= Line input: Input audio such as MP3 to the sound card, synthesize and edit on the computer
Front out= front output: 2-channel plug-in headphones or speakers / 4 channels or more plug-in front speakers
Rear out= rear output: turn on 4 channels or more to sound / plug the rear speakers
Cen/bass out= center/bass output: 5.1 speaker dedicated interface
SPDIF IN= Fiber Input: Fiber audio input to the sound card, synthesized editing in the computer
SPDIF OUT= Fiber Output: General output to a fiber amplifier or decoder (digital signal)

Package Included:

1 x USB Sound card
1 x Driver CD
1 x USB Cable
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