... call the friends in the name list USB Skype Voip Phone Main feature:1) 800 dpi optical sentor2) Crystal ... 5) Auto detection between mouse and VoIP phone6) Seamlessly integrated with Skype,VoipButser,VoipStunt,VoIPCheap,VoipDiscount,SparVoip, ... LCD with backlight. Supports all kinds of languages8) VoIP Contact List, Call List, Call history,time, ... Size 25cm*14cm*7.5cm USB Voip Skype Mouse Phone