HES 2006M Plug-in Buzzer

The addition of a plug-in buzzer, you'll hear an audible sound every time the strike is energized. An easy way to add security to your access control system. Operates in either 12 or 24 volt DC. Buzzer wires in-line near an electric strike. When strike opens, unit makes a buzzing sound until strike closes. This item is usually installed in the door frame behind the electric strike. It is loud enough that people outside the door can still hear the buzz sound clearly.