Notably efficient with the Deaf or tough of Listening to, especially in situations where Visible alarms might go unnoticed. Provision of telephones suitable with Listening to aids, marked Together with the conventional ear and ‘T’ symbol and Geared up with inductive couplers and volume controls. They are generally challenging-wired to https://www.firesense.co.uk/type/conventional-fire-system/conventional-sounders-vids-vads/