Gps, tracker ; model : gt06 ; gps bands : gsm 850/900/1800/1900mhz network : gsm, gprs ; voltage range : 12v - 24v ; gps sensitivity: - 159 dbm. time: cold status:45s, warm status:35s, hot status:1s ; gps positioning precision : 5m battery capacity: about 210mah, standby time is about 50mins to 1hour mode: 3 modes to switch, the tracker, the monitor listening, and the dial mode; with it, you can check the imei, and reset sms, set time zone, gprs, apn, ip and port, and reset the device; you can set up arm by the sms and the remote controller, you can disarm through the same way too. main function: gsm quad-band frequency real time tracking by sms/gprs recover original password real time voice monitoring overspeed alarm acc- anti theft alarm sos alarm built-in backup battery to realize failure alarm cut vehicle oil or circuir( optional)