1.Complaint with USB2.0 Full-speed (12mpbs)specification
2.compliant with USB Audio Devices Class specification1.0
3.complaint with USB HIDC class specification1.1
4.USB bus-powered mode,no external power required
5.Connectors:USB type-A.Stereo output jack .MONO microphone-input.jack
6.Functional keys:microphone-Mute satate,activity
8.Include Xear 30.the virtual7.1 channel sound simulation solf ware for windows XP/Vista
8.Driverless-No driver required windows 98/Me/2000/XP/Server 2003/Vista.Linux.Macos