1) Complaint with USB 2.0 specification
2) Complaint with USB audio device class specification 1.0
3) Compliant with USB HID class specification 1.1
4) USB bus-powered mode, no external power required
5) Connectors: USB Type-A, Stereo output jack, Mono microphone input jack
6) LED indicators: Microphone-mute status, activity
7) No driver required for Windows 98 SE / ME / 2000 / XP / 2003 / VISTA / Linux / MAC OS
