... MTK6577 Android 4.1.3 Dual core smart phone 9300 S3 Function OSAndroid 4.1.3CPU MTK 6577, 1GHz , Dual CoreFrequencyGSM ... Mobile Phone is as follows:1.Functioning Test: Outlook, Calibrate screen, Keyboard, WIFI, Camera, all Card Slot and USB Slot, G ... MTK6577 Android 4.1.3 Dual core smart phone 9300 S3