9 Entry phones, telephones, video entry phones, closed-circuit television apparatus comprised of video monitors, cables for connecting video cameras to video monitors, controllers and switchers, access control systems comprised of entry phones, telephones, video entry phones, video cameras, video monitors, speakers, microphones, power supplies, transformers, switching devices, relays, generators, amplifiers, equalizers, and cables for connecting components, all for use in monitoring, restricting and controlling access to buildings or other physical locations