1. Tracking via SMS or GPRS (TCP/UDP)

2. Current location report

3. Tracking by time interval

4. SOS panic button

5. Geo-fencing control

6. Internal backup battery, Low battery alert

7. Over-Speed alert

8. Engine cut

9. Alert when TK300 enters/exits GPS blind area 10. Reminder SMS when the TK300 is turned on

11. I/O: One input and one output