This gadget is suitable for wall mounting, incorporates a selection of various tones and volume levels, a built-in quick circuit isolator and is comfortable addressed for relieve of installation. So as to keep away from discrimination, BS EN 54-23 compliant VADs can be set up in all sanitary accommodation (not https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/