Supplementary to Audible Alarms: VADs are notably powerful in large-noise areas or where by Listening to defense is worn, supplementing regular audible alarms. Click this link To learn more on the categories of cookies we use and how to modify your cookie settings. We also investigate the crucial consideration for https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/