1. Self-test function
2. Identity function
3. Recording and storing function for vehicle’s driving time, speed and distance
4. Over-speed alarming and recording function
5. Over-time driving (fatigue driving) alarming and recording function
6. Accident doubtful points and record analyzing function
7.Showing printing function                                    
8.Data communications function
9. Management of vehicle information and driver files

Optional function:

GPS function : Real-time monitoring;

Optional accessories:

SOS button, Relay,Back-up battery, LCD, Fuel Sensor, Call handle, Camera, Voice moudle