This Desktop Phone is a GSM Desktop Phone that uses sim cards and works with all GSM Networks.Its 128*64 LCD Display Screen has a rich menu of easy to use Phonebook ( 250 contact entries), SMS ( 100 messages), inbuilt FM Radio,HD Audio,Alarm Clock, Call Center (Call History and Call Settings), Profile ( Ringtones (Conventional Tones),Volume Adjustable. The Product comes with an external antenna to help boost Signal and a battery incase of Power failure. The GSM Desktop Phone has been designed for Home/Office Use. Product Package 1. Phone Box 2. User Manual (English) 3. Antenna 4. Charger (Standard Charger) 5. Battery ( Lithium ion 1000mah) 6, SIM Card bundled with Airtime (Free)