Access control and alarm monitoring systems; alarm central units; alarm monitoring systems; anti-intrusion alarms; burglar alarms; devices for wireless radio transmission; electrical and electronic burglar alarms; electronic door alarms; electronic exit alarms; fire and smoke detectors; infrared detectors for use in military, law enforcement, civil, scientific and industrial applications; motion detectors; personal security alarms; security alarm controllers; security and fire alarms; security control panels and motion detectors; smoke alarms; smoke detectors; sound alarms; theft alarms; wireless communication devices for transmitting images taken by a camera.;