A powerful piezoelectric siren for use inside a car to create an uncomfortable sound barrier and can also be placed in the sub-hood area. During installation, avoid placing the siren in a place where it could be in contact with water spray.
A high-performance siren with a piezoelectric membrane for use as an acoustic device in the interior or exterior of a secured area
The OS-365A is a hard-wired outdoor backed-up siren combining a loud acoustic sirenn with a flashing light. The high-powered flashing light helps to locate the active siren.
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