Features:1. PC-to-PC and PC-to-phone operation2. Driver built-in, no need additional driver3. USB1.1 compatible, no need sound card.4. No external power required5. Complies with H.323, MGCP, SIP protocol6. Caller ID function of VoIP calls7. 199 incoming call and 199 dialed number8. Latest vogue of of the cellular phone type design, the hand feeling good, three kinds of color choice ( gray, silvery, red)With LCD and LED show9. Echo cancellation, noise reduction10. Full duplex communication11. Application support: Net meeting / Messenger, Net 2 phone, Dial-pad12. Customized hand phone casing designs availableHardware:1. No external power required2. USB power LED indicator3. Driver and sound card built-inInterface:1. 1 USB interface to PCSystem requirement:1. Windows 2000 or XP2. 400MHz processor and free USB1.1 or USB2.0 port3. 128MB RAM and 15 MB free disk space4. Internet Connection (33.6Kbps modem, or any broadband: cable, ADSL)Product specification:1. Packaging is explained: Packaging of color box(neutral);Incoming telegram shows: Has LCD incoming telegrams to show;2. Interface form: USB interface