Features Complaint with USB 2.0 fULL-Speed (12Mbps) Specification Complaint with USB audio device class specification 1.0; Complaint with USB HID class specification 1.1 USB bus-powered mode,no external power required Functional keys:Mircrophone-Mute,Speaker-Mute,Volume-Up,Volume-Down Driverless no driver required for Windows 98SE/ME/2000/XP/Server/2003/Vista,Linux

Description The USB Virtual 7.1 channel sound adapter is a highly flexible audio interface which can be used either with desktop notebook systems.Bundled with Xear 3D sound simulation software,it turns your stereo speaker or earphones into 7.1 channel environment. No drivers requires,just plug and play for instant audio playback,also compatible with all major operation systems. Connectors:USB Type-A,stereo output jack,mono microphone input jack. Include Xear 3D,the Virtual 7.1 channel sound simulation software for Windows XP/Vista.