Unlocked JIAKE G6 Quadband Dual SIM Android 4.2 OS with 5.5 Inch Touch Screen Smart Phone For GSM Networks (Hot Pink) Memory: ROM 4G RAM 512M . There is a piece of tape that is placed over the connections of the battery to prevent it from being turned on 1.2G Dual Core, Dual SIM 3G smartphone, Android 4.2.2 Support GPS,WIFI,Bluetooth,Gravity Sensor 5.5 inch touch screen Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.