Supplementary to Audible Alarms: VADs are specifically effective in significant-sound areas or the place hearing defense is worn, supplementing standard audible alarms. Safety begins with knowledge how developers acquire and share your details. Data privacy and protection practices could change depending on your use, location, and age. The developer supplied https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/