Fire-extinguishers; Acoustic alarms; Alarm central units; Alarm monitoring systems; Alarm sensors; Alarms for the detection of inflammable gases; Apparatus for broadcasting, recording, transmission or reproduction of sound or images; Electronic access control systems for interlocking doors; Emergency warning lights; Fire alarms; Fire extinguishing apparatus; Fire hose; Fire sprinklers; Loudspeaker systems; Motion detectors; Motion recognizing sensors; Motion sensors; Security and fire alarms