GSM 2 Ways Remote Car Alarm

ALA-610  GSM 2 WAYS CAR ALARM AUTO DIAL-UP SYSTEM:Features:Built-in GSM Module (900,1800 MHZ) Or (850,1800,1900 MHZ). Installed with vehicle which without equipped any alarm system1. ) Full-Time guard your Vehicle with built-in GSM Module system. Will auto dial out (with voice message & SMS) when alarm system be triggered.2. ) Low cost to upgrade with high technology.3. ) Auto dial-out with disable relay activated to notify the owner when the vehicle is invaded. The system will dial out 3 times when the alarm system has been triggered one time. You will hear voice massage through the phone. If you did not answer the phone of dial-out, the system will send a SMS to your cellular phone.4. ) Dial-in to activate the *Listen-in* or *Power Speaker* function.5. ) Optional temporary parking sensor: If the vehicle obstruct someone then one can touch the sensor to enable the telecommunication system dialing out to inform you to drive the vehicle away. And you can press the # key to speak with who touched the sensor.6. ) Dial-in to activate Anti-hijack function.7. ) Emergency SOS function.8. ) Use remote controller or dial-in to Arm(Lock)/Disarm(Lock).9. ) Auto re-arm function.10. ) Safety door lock function.