Condition: 100% Brand New and High Quality !
No drivers required, just plug and play for instant audio playback.
Add a virtual 7.1 channel sound to your PC or laptop.
Turn your stereo speaker or earphones into 7.1 channel environment.
USB 2.0 Full-speed (12Mbps) specification
USB Audio device class specification 1.0
USB HID class specification 1.1
USB bus-power mode, no external power required.
Two jacks, the green one is for stereo output, and the yellow one is for mono microphone input
Supports system: Windows 98SE /ME/ 2000/ XP/Server 2003/Vista/ Linux/ Mac OS 10 or higher
Requirements: Desktop or notebook PC with a USB port, Stereo active speakers or stereo earphone