When.com Web Search

  1. Ads

    related to: outdoor residential gate intercom

Search results

  1. Results From The WOW.Com Content Network
  2. Video door-phone - Wikipedia

    en.wikipedia.org/wiki/Video_door-phone

    A video door-phone (also known as a video door entry or video intercom) is a stand-alone intercom system used to manage calls made at the entrance to a building (residential complex, detached family home, workplace, etc.) with access controlled by audiovisual communication between the inside and outside. The main feature of video door entry is ...

  3. Intercom - Wikipedia

    en.wikipedia.org/wiki/Intercom

    1980s MirTone intercom system. An intercom, also called an intercommunication device, intercommunicator, or interphone, is a stand-alone voice communications system for use within a building, small collection of buildings or portably within a small coverage area, which functions independently of the public telephone network. [1]

  4. Door phone - Wikipedia

    en.wikipedia.org/wiki/Door_phone

    Modern outdoor phone plate with a push buttons matrix A door phone in its most basic version is a two-way intercom allowing communication from the street to the inside of a building. More complex door phones are connected to electric strikes , and can unlock and open the door to allow access to the interior of the building.

  5. Wireless intercom - Wikipedia

    en.wikipedia.org/wiki/Wireless_intercom

    Station - A wireless intercom unit. Outdoor Intercom - This is an intercom that can be placed by a building's doors and it operates like a doorbell, but people inside can talk to the visitor. Channels - Some wireless intercom systems have more than one channel so private conversations can occur between groups of intercoms.

  6. Intercom telephone - Wikipedia

    en.wikipedia.org/wiki/Intercom_telephone

    An intercom telephone is a special kind of telephone that controls an intercom system. Intercom telephones can be found in residential, commercial, and educational settings. [1] For an example, a school is an environment that displays all the capabilities of an intercom

  7. Door security - Wikipedia

    en.wikipedia.org/wiki/Door_security

    The term door security or door security gate may refer to any of a range of measures used to strengthen doors against door breaching, ram-raiding and lock picking, and prevent crimes such as burglary and home invasions. Door security is used in commercial and government buildings, as well as in residential settings.

  1. Ad

    related to: outdoor residential gate intercom