... 4. Gravity Sensor 5. Mp3 , Mp4 , FM Projector Mobile Phone P790 - projector phone - projector Mobile Quick Overview 2. Supports 2 Memory Cards ... phone)1 x Projector standFeatures:- Operating Frequency : 850/900/1800/1900 MHz - 3.5 inches WQVGA Touch Screen - Quad-band, ... checking Mobile Phone is as follows:Functioning Test: Outlook, Calibrate screen, Keyboard, Wifi, WLAN, Camera, all Card Slot and ...