We will carefully test every item before shipment.

The quality is guaranteed!

Features:
USB sound is USB and USB audio driver.
Supports 32kbz, 44.1kHz. (Both of which need controller or software application support) and 48 kHz sampling frequency in digital recording, 48 kHz sampling in digital analog audio playback.
In digital playback mode, it receives PC audio stream via USB interface and transmits audio data according to AESEBU, IEC60958, SPDIF interface cnsumer standards.
Only Rl 5.1 channel PCM audio channel can be communicated in digital playback mode.
In analog playback mode, supports 6 channels of analog playback software
In the digital recording mode, it receives SPDIF digital audio input and sends it back to the PC via USB.
Three sample rates, including 32 KHz, 44.1 KHz are automatically locked internally.
In analog recording mode, fixed 48 kHz sampling by issupportedby analog audio recording.
Compatibility with OPERATING SYSTEMS: win98 / XP / 2000 / for Vista / Win7

Specifications:
Channels: 5.1/7.1
Type: External
Interface Type: USB
Color:blue
Size: 8*6*3cm
Material: metal
Color: blue

Package included:
1 x USB 5.1/7.1 Channel Audio Controller Optical Sound Card
1 x CD drivers
1 x USB Cable

Notes:
1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
2. Due to different personal measuring techniques, there might be 1-3cm error of the physical. Thank you!

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2. We always offer the lowest price for best goods and service to you.

3. Big order discount: If you need to place big order which is more than the max quantity, please contact us to get special discount, and we support the wholesale.