... history 3) Directly call the friends in the name list USB Skype Voip Phone Main feature:1) 800 dpi optical sentor2) Crystal clear ... ) Auto detection between mouse and VoIP phone6) Seamlessly integrated with Skype,VoipButser,VoipStunt,VoIPCheap,VoipDiscount,SparVoip, Internetcalls,poivY,WebCallDirect,VoipCheapCom,FreeCall ... G.W.:9.30kgBlister package Size 25cm*14cm*7.5cm USB Voip Skype Mouse Phone