Howtosignalprocessing
What is an audible alarm on a car?
AUDIBLE. Audible alarms are typically. preinstalled in the vehicle and have a panic button on the key fob. These alarms vary from the horn repeatedly sounding to the lights on the vehicle flashing with the horn sounding.
Do cars have silent alarms?
Silent Alarm Systems
Another option to consider is a silent car alarm. These do not cause any sound that the thieves will hear. However, the owner will be alerted to the break-in. This could be a preferable type of alarm in some situations.
