popular car alarm
ALARM SELECTION FOR CAR
WHAT ARE HAPPEN? Car alarms are conventionally divided into three types – they are one-way, two-way and using a satellite warning system. Unilateral are considered obsolete due to the lack of a channel to notify the owner of the car in case of infringement of his car. For notification, they use sound and light methods, and the maximum range is 200 meters in open terrain. More advanced are two-way car alarm systems with feedback, equipped with an LCD display on the keychain. In addition to the light and sound notification method, this view transmits information about the encroachment on the car to the owner’s key ring. In the presence of a liquid crystal display, the keychain displays events occurring at the moment with the machine. Continue reading