Seco-Larm SH-504Q Enforcer Miniature Electronic Buzzer; 91dB, 3-18VDC; Surface Mount or Mount in 3/4″ (19mm) Hole of Alarm Panel or Remote Plate

Product Description
Install the Enforcer SH-504Q miniature electronic buzzer for additional security measures for your current security alarm system. The buzzer is compact, simple to install, and uses 12VDC power.