124dB audible signal at 1m (114dB @ 10ft.)
Suitable for outdoor applications using 349 Back Box
Switchable horn or siren or horn models
Easy mounting plate speeds installation
Diode polorized for supervised circuits (5520D)
Horn frequency of 1.1 KHz
Siren frequency rises and falls from 600 to 1300 Hz every 3 seconds
Speaker swivels 180° horizontally and 90° vertically