Skype VOIP:
1. PC-to-PC and PC-to-phone operation;
2. Easy installed Driver, plug and play.
3. USB2.0 compatible;
4. No need sound card;
5. No external power required;
6. Complies with H.323, MGCP, SIP protocol;
7. Echo cancellation, noise reduction;
8. Application support: Skype, Netmeeting /Messenger, Sjphone, Mediaring, Net2phone, Dialpad, Etalk, X-PRO, X-PRO Vonage, Firefly, Eyebeam and so on;
9. Full duplex communication;
10. Support Skype speed-dialing function;
11. Key-in tone function.[...]