Detects criminals attempting to jam your car remote locking system and deactivate your vehicle alarm from inside your car . . . .

JamGuard compliments your car security system.

The unit connects directly to your car battery and the siren alerts you by setting off an alarm, when someone is trying to block or jam your vehicle’s locking system.


  • You are immediately alerted when someone is trying to prevent you from locking your car.
  • The unit is small, unobtrusive and turns on automatically.
  • The JamGuard draws mA in standby and will not drain your car battery.
  • The siren is loud enough to alert you when leaving your vehicle.
  • A real cost effective solution.