4.7 inch Smart mobile phone X315E with Android 2.3 OS CPU:MTK6573 Android 2.3 OS WCDMA+GSM ... interne· Built in GPS and support voice navigation· 4.0 inch touch screen,WVGA PX:480*800· ... Voice record; FM radio ModelMTK 6575 X315EOperating SystemGoogle Android 4.02GGSM, GPRS, EDGE, 850, 900, 1800, 1900 ... User's Manual x315e G21 4.3 inch Capacitive Screen MTK6575 Android 4.0 WCDMA 3G WIFI GPS x315e phone