This  is designed for vehicle security and fleet management applications. It integrates a 20-channel SiRF Star III GPS receiver and quad band GSM/GPRS module.

The tracking system is easy and quick to install, saving costly installation time and fees. Plus voice monitor and Geofence functions, this is simply your best choice for remote tracking.

 It main features as below:

1, Real time tracking by SMS or GPRS. 
2, GSM/GPRS simultaneously.
3, Auto Tracking by time interval(via sms).
4, Show location directly on cellphone.
5, Unit password setting.
6, External power lost alarm. 
7, Back-up battery low alarm.
8, Geo-fencing alarm.
9, Over speed alarm.
10, Coordinate saving. 
11, Movement alarm.
12, Voice wiretapping.
13, Stop Engine/Oil. 
14, User defined by SMS.

15, I/O ports trigger alarm.