1. GPS tracker 2. Real time moitoring 3. remote ... mobile phone or server base for tracking and fleet management. With internal memory, AT06 can store data ... commands to GPS trackers via GPRSAlarm types: Over-speed, Low power, Geo-fence,Tremble, Parking, SOS,exterior power ... SMS Support;Sleep mode for Saving Power and GPRS traffic (Build in viberation sensor;);Backup battery;Two way voice communication;GPS ...