... -chip) functionFast forward/fast back play 2,4,8,20; slow forward play 1/2,1/3,1/4,1/5 ... CMMB ect..Full system TV,Auto or manual station preservingBluetoothSupport bluetooth MP3 palyer function(only used with ... charged when it's connected) Support audio play.can not play the audioUSB/SD/AUX port1 SD slot for ... music/movie, 1 slot for GPSDirectly play MP3, MP4, WMA, AV1, JPEG and other formats ...