1) USB 2.0 compatible audio device
2) Powered by USB bus. No external power required
3) Connectors: USB Type A stereo output connector mono microphone input connector
4) LED indicator: USB activity
5) No driver required for Windows 7 vista XP 2000 98SE ME Server 2003 Server 2008 Linux and MAC OS/X 10.5 or higher
6) Size: 39 x 25mm