KIDDE addressable optical siren. direct connection to the loop. analogue control panels with apollo xp95 protocol, includes loop isolator. apollo xp95 protocol, occupies one address on the loop and is powered by it. red colour. sound output: 100 db. 3 alarm tones. certifications: ce and cpr (en54 parts 3 and 17). self-test fault supervision. alarm synchronisation.