Annunciator panels, detector switches and relays for actuating an alarm, audible and silent burglar alarms and indicators, battery chargers, computerized access controls, computerized security systems comprising security alarms and operating software therefor, access control and alarm monitoring systems, electrified door locks, electronic door locks, computer-controlled key card-making apparatus, magnetically-encoded 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/closers, electromechanical door latches, electronic locks operated by key card, electronic and electrical security devices, namely, security access control consoles, car-operated locks, namely, key pad-operated electronic locks, solenoid-operated electronic locks, detector switches and relays, key card controlled electronic security systems comprising alarm and control modules, interface electronics and personal computer hardware and monitoring and tracking software, locks operated by internal computer, magnetic card readers, security systems comprising radio frequency transmitters, security alarms, operating system and security apparatuses, namely, scanners, microprocessor controlled door locks actuated by encoded cards, power switches, radio frequency transmitters, electrical wires, visual and audible annunciators, and power supplies and battery back-ups for power supplies