Fire rated products are flame resistant / fire retardant and supply some passive resistance but are usually not intumescent and do not increase when heated. These should be preferable for general building needs than standard merchandise that have no rating of any variety. You can stream from Spotify, Pandora, or https://www.thesafetycentre.co.uk/blog/ems-wireless-firecell-systems-from-the-safety-centre/