[slushpuppy]

I wonder, how many of us car owners would buy a premium glass breakage sensor if your factory default lacks one/unreliable?

Also if you know of glass breakage sensors, which company do you recommend

[cbsteh]

I wonder, how many of us car owners would buy a premium glass breakage sensor if your factory default lacks one/unreliable?

Also if you know of glass breakage sensors, which company do you recommend

Some car alarms can sense strong vibration (such as from breaking glass), so there's no need to get just a sensor for detecting breaking glass.

[peterwkc]

Some car alarm comes with vibration sensor that detect glass break attempt.