1.支持PC-to-PC和PC-to-phone通话2.兼容USB1.1和USB2.0接口3.无需声卡，无需外接电源;4.兼容H.323,MGCP,SIP协议5.有效消除回音，降低噪音6.支持Skype,UUcall,阿里通,***,MSN,Talk,Yahoo,SipDiscount,X-Lite,Eyebeam,X-pro,Sipgate,IPhone,Vonage,UBIFONE,Imtel,VoipBuster,Voipdiscount,Voipcheap,VOIPStunt,SparVOIP,INTERNETCALLS,NetAppel,YpoivyY,FreeCall,WebCall,VOIPRAIDER,VoipWiseOnet2phone等网络平台7.支持Skype快速拨号8.全双工通讯9.按键音功能和来电响铃10.配合笔记本电脑的便携式设计)