Monitors [computer hardware]; monitors [computer programs]; integrated circuit cards [smart cards]; light-emitting electronic pointers; signs, luminous; flashing lights [luminous signals]; video telephones; equipment for communication network; electronic surveillance apparatus; audio- and video-receivers; detectors; sensors; video screens; fire extinguishing apparatus; protection devices for personal use against accidents; life-saving apparatus and equipment; acoustic alarms; alarms; fire alarms; smoke detectors; theft prevention installations, electric; anti-theft warning apparatus.