... -generation high-speed smart chip,MT6577-1GHZ Dual-core system,5.0"WVGA screen,480 x 800 pixels,Equipped with the Android 4.0.4 OS,WCDMA ... /GSM,four-bands , Mobile AP,wifi,GPS+AGPS,Light sensor,Gravity Sensor ... , v4.0.4 (Froyo) MS mode: WCDMA/GSM Frquency band: WCDMA 2100/850 (HSDPA) and GSM 850/900/1800/1900 sim card: Dual ...