CATEE CT100 4.5-inch Unlocked 4GB Cell phone MTK6572 Dual-core Android 4.2.2 Smartphone Dual SIM Dual Standby 4.5 inch capacitive touch screen, 480*854 pixels. MTK6572 Dual core CPU, 1.3GHz. Networking: GSM 850/900/1800/1900 MHz. WCDMA: 850/2100 MHz Dual SIM Card Dual Standby. 512MB RAM + 4GB ROM. Wi-Fi, Bluetooth, GPS,Browser,Dual Sim Dual Camera,Android 4.2.2 O.S.