How gsm car alarm work?
Answers:
A GSM car alarm is an alarm system for a car that uses a GSM (telephone) network to inform the owner of the car when it is stolen.
By combining a GSM car alarm with a GPS receiver, the owner can be kept up to date with the current location of the stolen vehicle, making it an easy task for police to find your vehicle (hopefully catching the thieves red handed)!
Hope this helps ;)
http://www.isspk.com/gsmintroduction.htm.
http://www.argospress.com/resources/gsm/.
These links should help.
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