TK103 Main Functions.
    1. Track on command or by time interval.
    2. Arm/disarm by SMS or phone call,or remote control
    3. Check the car's real physical address (such as city name, street name.);
    4. Track by mobile SMS to get the latitude, longitude, speed, direction & odometer etc.
    5. Check the location directly by the Google map's URL;
    6. Online website tracking by GPRS data network,supports 2 GPRS protocols;
    7. Odometer function
    8. Engine On alarm, door open alarm, power failure alarm, vibration alarm, over-speed alarm & movement alarm
    9. .SOS alarm. (optional)
    10. Voice monitoring;
    11. Cut off engine to stop the car safely by SMS/GPRS;
    12. Built-in vibration sensor for power saving & triggering alarm
    13. Built-in rechargeable backup battery; when the car battery is cut off or low enough, the system will send out power failure alarm immediately.
    14.  3 inputs and 2 outputs
    15. Support two-way talking function(optional);
    16. Voltage range:5V-45VDC, suitable for car & truck. 
    17. with remote control,work as normal car alarm: mute-arm, car finder, etc.

Package:
    
Optional Accessories: