Access control systems; electronic keypad readers and keypad access units for use with access control systems; electronic card readers for reading magnetically encoded swipe cards; electronic readers for reading cards, fobs and tokens containing an RFID module and inductor coil; electronic readers for use with magnetically encoded swipe cards, RFID proximity cards, fobs and tokens; electronic programmers, namely, electronic devices for encoding and programming magnetically encoded swipe cards, RFID proximity cards, fobs and tokens; electronic biometric readers, namely, fingerprint and iris-recognition scanners; electronic proximity readers for electrical door operators and locks incorporating hands-free access control connectivity; electronic proximity readers for electrical door operators and locks; electronic controllers to electrically operate aforementioned readers; electronic controllers to electrically operate, link and report events from aforementioned readers to computers and local area networks; electronic controllers for electrically operated locks and motors to open and secure doors and barriers; power supplies for use with access control apparatus; magnetically encoded cards, encoded key cards, radio frequency identification (RFID) credentials, namely, cards and tags, and readers for radio frequency identification credentials, magnetically encoded key fobs and tokens used to gain access to buildings and controlled areas; computer software used to control access to and within buildings; local area network hardware and software for managing and communicating data relating to building security and access control; modems; controlled access security apparatus, namely, electronic locks operated through the use of keycards, through the use of keypads or a combination of keycards and keypads; data security apparatus, namely, local area network hardware which controls access by means of locks operated by keycards and keypads and by processing data received from keycards and keypads; security control, monitoring and warning apparatus, namely, electric and electronic video and audio surveillance equipment for monitoring and controlling access to and within buildings, namely, cameras, switchers, monitors, microphones, recorders, electronic components of security systems, and computer software for use with cameras, switchers, monitors, microphones, recorders, electronic components of security systems; vehicle license plate recognition system comprising video cameras and electrical controllers; computer hardware, software and firmware for networking and interfacing all aforementioned readers and writers and host computers used in the fields of security and access control; encoded hands-free electronic key fobs and keycards utilizing dual-frequency operation; electronic controllers and electronic interfaces to operate readers used in hands-free access control systems; local area network hardware and software for use in access control systems; computer network and wireless network adapters, bridges, hubs, routers and switches; electric data cable and electrical connectors to facilitate the installation of all aforementioned equipment; external electronic door-entry panels for buildings and controlled areas incorporating audio, video and access control utilities; internal audio and video user panels for use with door entry panels for buildings and controlled areas; liquid crystal displays for use in access control and building security equipment; exit and entry switches used with access control systems; demonstration and display equipment for use with all the aforementioned goods, namely, flat panel display screens