The ADEMCO/Honeywell 747 Indoor Siren is a reliable and durable alarm device designed to provide a clear and effective warning signal in case of emergencies. With a 2-tone warble and steady function, this siren emits a loud 95dB sound to ensure that everyone in the vicinity is alerted to the situation. Operating on 12VDC and 400mA, this siren is a crucial component for any alarm system, providing peace of mind and security for businesses and facilities.