Star A3 with battery cover MTK6573 4.0" Capacitive screen GPS ... Camera: Dual(back&front) HD Camera,flashlight bulit in MP3 Player:support MP3,M4A,AAC,WMAFM:Stereo,support FM transmitter Earphone:3 ... 32GBattery Capacity1250 mAhMain FunctionsFM,Built GPS voice navigation system, SIRF Star 3rd navigation chip, WIFI wireless Internet access, mobile stock market ...