This is a wireless 2.4G Skype phone which is composed of one base and one handset. The base is built-in one high quality speakerphone, ideal for conference calls. The handset has graphic LCD with blue color backlight. User can review Skype contacts and call list on handset LCD. User can make/receive a call via the handset without the limitation of USB cable, just like using a mobile. Product Specifications: 2.4G ISM Band (2400~2483MHz), suit for Europe, USA, Japan etc. Commercial grade high quality speakerphone with digital echo cancellation Large graphic LCD with blue color backlight Handfree with echo cancellation Multi-language caller ID display feature Review Skype contacts and call list on handset LCD Both base and handset ring for all incoming calls Auto-select RF channel to improve the quality of voice Radio range: 50 meters Standby time: More than 100 hours Battery: 250mAh (Li-battery), high quality Talk time: More than 10 hours Driver and sound card built-in; No external power required Also support X-Lite, X-PRO or eyeBeam, MSN, Yahoo, VoipBuster...., Globe7, MynetFone, PeopleFone, Net2phone, Nortel, SJphone, MTalk etc. Operating requirements Windows 2000 or XP 400 MHz processor and free USB1.1 or USB2.0 port 128 MB RAM and 15 MB free disk space Internet Connection ( any broadband: Cable, ADSL...) One base with USB interface to PC One handset with headset jack Frequency band: 2400-2483MHz(2.4G ISM band) Handset size: 140*40*28mm; Base: 140*116*48mm Radio range: 50 meters(160 feet) Standby duration: >100 hours Talking duration: >10 hours Battery: 460mAh(Li-battery)