... Android 4.0 OS GPS WIFI 2. 3G ,WCDMA+GSM 3. MTK6575, Cortex A9, 1.0GHz 4.5inch capacitive screen ModelMTK 6575 i9220 NOTEOperating SystemGoogle Android 4 ... .02GGSM, GPRS, EDGE, 850, 900, 1800, 1900(dual SIM cards)3GWCDMA UMTS 2100MHz, 1900MHz, 850MHzCPUDual-core MTK6575 1GHzWCDMA1900/ ... x Charger1 x Earphone 1 x User's Manual MTK6575 Android 4.0 smartphone star i9220