Wireless Internet USB Phone
Telephone conversations via the Internet were never so relaxed! The Wireless Internet Phone works faultlessly with all VoIP software diallers, such as SKYPE and MSN Messenger, so you can be sure it will work straight out of the box.
Sitecom Wireless Internet USB Phone. Microphone frequency: 20 - 20000 Hz. Interface: USB. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 860 mAh. Compatible operating systems: Windows 98SE/ME/2000/XP, Supported network protocols: H.323, MGCP, SIP