4.7 inch Smart mobile phone X315E with Android 2.3 OS CPU:MTK6573 Android 2.3 OS WCDMA+GSM Built ... 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 ... x User's Manual x315e G21 4.3 inch Capacitive Screen MTK6575 Android 4.0 WCDMA 3G WIFI GPS x315e ...