TK510 main function 
1. GPS tracker + RFID Car alarm with long-distance tag;
2. Active RFID Driver ID identification(optional)
3. Track on command or by time interval or by distance;
4. Arm/disarm by SMS, phone call;
5. Arm/disarm automatically by 2.4G RFID tag(optional);
6. Check the car's real physical address (such as city name, street name..);
7. Track by mobile SMS to get the latitude, longitude, speed, direction & odometer etc.
8. Check the location directly by the Google map's URL;
9. Online website tracking by GPRS data network;
10. Odometer function
11. Over-speed alert, Geo-fence alert, movement alarm;
12. Snap photo and send out via MMS &Email when there is SOS alarm, ACC On alarm or door open alarm, snap the photo via platform;
13. Speed limiter, when the speed is over limitation, the siren will sound to warn driver & relay will response to slow down the car automatically;
14. Crash alarm, when there is crash & it can detect it automatically;
15. Fatigue driving alarm, if continuous driving time is over the limitation, the siren will sound to warn the driver;
16. Check the coordinates via LBS, even there is no any GPS signal..
17. Support voice monitoring & 2-way talking(optional);
18. Cut off engine to stop the car safely by SMS/GPRS;
19. Built-in shock sensor for power saving & triggering alarm
20. Built-in rechargeable backup battery; when the car battery is cut off or low enough, the system will send out power failure alert immediately.
21. SOS alarm & anti-tamper alarm;
22. Support analog input for fuel monitoring or temperature monitoring;
23. I/O: 5 digital inputs, 2 analog inputs & 5 digital outputs(2 impulse outputs); 
24. Lock/unlock the car door remotely by SMS/platform;
25. Wide working voltage range, from 6V-45VDC, suitable for car or big truck.
26. There are 3 types of working mode for power saving flexibly.
27. 4Mb offline data logger, it can store 8192 waypoints