Supplementary to Audible Alarms: VADs are particularly helpful in significant-sound places or in which hearing security is worn, supplementing regular audible alarms. Just click here For more info on the types of cookies we use and how to adjust your cookie configurations. Appliances and speakers mechanically synchronize over the Management https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/