OBD2 car tracker is mainly suitable for OBD2 protocols and standard interface of all the private cars and other motor vehicles. 
Product was accidentally remove or dismantle products will immediately report the alarm state. 
You can read OBDII data from car computer by SMS or GPRS. 
You will know the vehicle’s current position anywhere and anytime! 
You can monitor the vehicles status in 24 hours one day and 7 days a week. 
You can check all the history data which is stored in the system and export the statistics report for mileage, alarms. 
Main features:
*Can support more vehicle protocols
*Stronger GSM and GPS signals(48dB)
*With AGPS technology
*Can track indoor(LBS)
*Professional tracking platform
Application:
Taxi /buses management
Special vehicles and heavy trucks Management
Anti-theft security system for private vehicles
Asset management
Rent car management
Private car safety and security
This product supports existing OBD protocol: 
* J Line 
1. J1850 PWM 41.6kb/s 
2. J1850 VPW 10.4kb/s 
* K L Line 
3. ISO9141-2 5 Baud init Auto Baud rate 
4. ISO14230(KWP2000) 5 Buad init 10.4kb/s 
5. ISO14230(KWP2000) fast init 10.4kb/s 
* CAN Bus 
6. ISO15765 id 11bits 500kb 
7. ISO15765 id 29bits 500kb 
8. ISO15765 id 11bits 250kb 
9. ISO15765 id 29bits 250kb 
Specifications: 
SiRF III GPS
QUAD GSM(850/900/1800/1900MHz)
Real Track(SMS/GPRS/TCP/UDP)
SMS Reply Detail Addr/ Auto Track by Time | distance
Mileage calculate
G-Fence / OverSpeed
Low Battery / OverSpeed/ Towing / Parking Alarm
Built in GPS & GSM antennas
Private mold, OEM available
The OBDII tracker is based on GSM/GPRS network and GPS positioning system
Communication: CDMA / GPRS (CDMA 800)
Positioning accuracy: 5m~10m