Features:_x000D_
Support AES/EBU, IEC60958, S/PDIF consumer formats for stereo PCM audio_x000D_
Fixed 48KHz sampling rate for 7.1 channel playback_x000D_
Support 32KHz, 44KHz (need driver support) and 48KHz sampling rate in digital recording._x000D_
Fully duplex playback/recording audio stream without sound card in PC_x000D_
Compliant with USB specification V1.1, V2.0_x000D_
Compliant with USB Audio Device Class V1.0, V2.0_x000D_
Support USB full speed 12Mbit 480Mbit serial data transmission_x000D_
Support multi channel audio code interface for 7.1 channel playback_x000D_
Supports conventional audio 2 channels source playback(only L, R, channel active)_x000D_
3 input terminals--MIC IN, SPDIF IN, LINE IN_x000D_
3 output terminals--SPDIFOUT, FRONT OUT, CEN/BASS OUT_x000D_
Plug and play under windows without external memory_x000D_
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Specification:_x000D_
Interface Type: USB 2.0_x000D_
Dimension: 3.5 x 2.4 x 0.9 in(90 x 60 x 23 mm) _x000D_
Weight: 0.32lb_x000D_
Cable Length: 4.1 feet_x000D_
Color: White & blue_x000D_
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Contents:_x000D_
USB 2.0 7.1 Ch Optical Audio Sound Card * 1_x000D_
Driver CD * 1 _x000D_
USB cable * 1