... AT5512 600MHz 4G Flash - 128DDR2 FM, DVR, ISDB-T, DVB-T,Bluetooth, AV-IN. MStar MSB2521 533MHz 4G Flash - 128DDR2FM ... 8ohm internal speakerBluetooth:Optional AV-IN: Optional TV(ISDB-T, DVB-T):OptionalDVR:No TMC, RS232, OBDII: Optional GPS FUNCTION ... :<10 metersGPS Module:SIGE SE4150Touch Screen:YesInput Method:Handwriting/Software keyboardOperate Temperature:-20 to 60Storage Temperature:-40 to 70 ...