1.PC-to-PC and PC-to-phone operation; 2.Driver built-in, plug and play; 3.USB1.1 co***tible; 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. 12.With Free-hand Function, can support any platform from Sep,2006
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