... 1800/1900MHz3G : WCDMA 850/2100MhzCPUMTK6589 1.2GHz Quad Core OptionalOperation SystemAndroid 4.1.2SIM cardDual SIM Card dual StandbyRAM1GBROM4GBStorage ... , GPS,WIFI, FM radio,MP3 Playback, Touch Screen, Bluetooth, Memory Card slot, Video Player, Gravity Response, Front Camera ... 1800/1900MHz3G : WCDMA 850/2100MhzCPUMTK6589 1.2GHz Quad Core OptionalOperation SystemAndroid 4.1.2SIM cardDual SIM Card dual ...