GSM/GPRS Car Alarm System - SS203

1. Multi-band (850MHz, 900MHz, 1800MHz)
2. GSM cell phone carrier
3. Friendly human voice instruction
4. Arm/disarm by phone, and remote control
5. Two-stage shock alarm modes
6. False alarm trigger prevention
7. Will call up 3 alarm phone numbers when there is an alarm.
8. Anti-hijacking
9. Override switch
10. Sensitivity of shock sensor adjustable
11. Checking system status by telephone
12. Status LED indicator
13. Remote trunk release
14. Automatic central locking system
15. Compatible with any cars
16. GSM car locating and seeking