A standard goal electronic sounder for fire, stability and industrial purposes; the Sonos Sounder Beacon is Accredited to EN54. Installation in High-Sounds Spots: Set up visual alarms in parts wherever sound stages exceed 90 dB(A) or exactly where Listening to defense is commonly used. The complex storage or access is https://www.firesense.co.uk/type/conventional-fire-system/conventional-sounders-vids-vads/