Model Number F620 Launch Time Nov, 2008 Sales Points Quad band, Dual sim dual standby, Analog TV, FM radio, Front cover could do 90° rotation China factory Specifications 　 Appearance Bar + Rotation 180° Network Frequency GSM 900/1800/1900/850 Weight 160g Dimension 106mm*56mm*15mm Processor MTK Operating System RTOS Color Black LCD display 2.8" screen, 260k WQVGA, PX: 240*320 Touch panel 　 Dual SIM Dual Standby Dual sim dual standby Battery Lithium Batteries 1250mAh Calling Time 3-4.2 hours, depends on the state of Network Operations Standby Time 180-250 hours Languages English/ Français/ Turkish/ Persian Free Accessories: 1 suitable case/ 2 batteries/ 1 charger/ 1 USB cable/ 1 English manual/ 1 256MB TF/ 1 stereo earphone Basic Features Antenna Internal SMS Yes EMS Yes GPRS Yes MMS Yes WAP Yes Voice mail Yes Vibration Yes Ring tone 64 chord, Ring tone format: mp3, midi STK Yes Phone book Yes Wall papers Yes Tools 24 hours Personal assistant, Calendar, To do list, Alarm Clock, World time, Stopwatch, E-book reader, Currency converter, Calculator Hands free Yes Incoming call firewall Yes