. Support GSM –Quad band: 850/900/1800/1900 MHZ

. Support GPRS multi-slot class 10 and mobile station class B

. GPS data conformed to NMEA 0183 format

. by TCP protocol, GPS data can be transferred to backend CMS(Center Management System) software timely

. 2 digital inputs

. SOS emergency button function

. timely track GPS data by transferring GPS data to backend Control Center by CMS software

. the maximum number of GPS trackers is unlimited controlled by CMS software

. LED indicators, power, GSM/GPRS status, GPS status

. the supported range of DC input is from 9 to 30 V

. built-in G-sensor function, alarm will be sent to backend CMS software if the measured G value of axis X, Y or Z exceeds the thresholds set by users. User can adjust the threshold values for axis X, Y, Z to simulate some situations, for example, crash, upside down.

. view by smart phones

. Support display of speed from GPS

.Battery: 3.7V(internal battery)

. Support Battery ON/OFF Function