VIDs: Present supplementary information and assistance, boosting overall security infrastructure in properties. Universal Recognition: VADs are designed to give a common warning sign that is definitely recognizable by Absolutely everyone, irrespective of their amount of hearing or cognitive ability. Google options to launch Vids in a general public beta this https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/