... 0.9 OS,WCDMA/GSM,four-bands , Mobile AP,wifi,GPS+AGPS,Light sensor,Gravity Sensor,Proximity sensor,Digital ... 4.0.9 OSGPS+AGPS global positioning navigation system3G,WIFI 802.11b/g support,EDGE,HSDPA,HSUPALight sensor,Gravity ... ,flash lightVideo screen:Video records with soundWireless transmission:3G,WIFI 802.11b/g/n,Bluetooth 2.0,EDGE,HSDPA, ... 4.5 inch Capacitive Touch Screen Mobile Phone with Wifi