1、 Identity function
2、 Recording and storing function for vehicle’s driving time, speed and distance
3、 Over-speed alarming and recording function
4、 Over-time driving (fatigue driving) alarming and recording function
5、Accident doubtful points and record analyzing function
6、Replay of vehicle driving track (selective GPS)
7、Management of vehicle information, drivers’ files
8、Real-time supervision and management of vehicle (additional GPRS/GSM/CDMA module