security and burglar alarm systems, namely, intruder alarms, intruder detectors, sensors for monitoring physical conditions and property to be protected, alarm panels, automatic telephone dialers, key pads, sound emitting devices, AC and DC power supplies, sold individually or as integrated systems; telephone equipment, namely, telephone line monitoring apparatus for use in home, office, and building security alarms; telephone line signaling apparatus for use in home, office and building security alarms; electrical apparatus for testing home, office and building anti-intrusion and burglar alarms; home, office, and building anti-intrusion and burglar alarm electrical wire terminal blocks; digital alarm controls, digital security transmitters for window and door installation, portable panic button transmitters, infrared sensors, infrared transmitters; fire detection systems comprising smoke detectors, monitor, code access panel, wireless keypad alarm, alarm light, and parts therefor; electrified door locks, electrically operated door closers and controllers, electronic door locks, key cards and electrically controlled door locks activated by such key cards, combined electronically controlled door holder/closer, electric door control and monitoring panels, electrical automatic door operators, electromagnetic door releases, electromagnetic locks, electromechanical door holders, electromechanical door holder/releases, electromechanical door holder/closer, electromechanical door latches, consoles, card-operated locks, key pad-operated locks, solenoid-operated locks, electromechanical exit devices, electronically controlled door opener/closers, fire control systems comprising annunciator panels, detector switches and relays, key card controlled electronic security systems comprising alarm and control modules, interface electronics and computer hardware and computer software for controlling electronic security alarm systems, locks operated by internal closers and door controls, security systems and apparatuses, namely, scanners, microprocessor controlled door locks actuated by encoded cards, smoke detectors, motion detectors, switches, transmitters, electrical wires, visual and audible annunciators, power supplies and battery back-ups for power supplies