... Optional),5.5"QHD screen,960 x 540 pixels,Equipped with the Android 4.0.9 OS,WCDMA/GSM,four-bands , Mobile AP, ... mAh lithium ion battery Slim leather case(Optional)Equipped with the Android 4.0.9 OSGPS+AGPS global positioning navigation system3G,WIFI 802 ... ,SapphireOptionalSlim leather case Android 4.0 Version, CPU Chip: MTK6577 1.2GHZ Dual Core, 4.5 inch Capacitive Touch Screen Mobile Phone with Wifi