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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 ...
There are several installation systems, the most traditional being a system known as 4 + 1, named for the types of wiring that it requires. A 4 + 1 system requires four wires that handle power, communication, and the door system, and another wire for communication between an in-unit apartment resident and the person using the door phone.
Ring is introducing a Wi-Fi-connected solution for apartment dwellers in secure buildings. Now you can buzz someone in from anywhere. First Look: The New Ring Intercom Shows Apartment-Dwellers the ...
Intercoms can incorporate connections to public address loudspeaker systems, walkie talkies, telephones, and other intercom systems. Some intercom systems incorporate control of devices such as signal lights and door latches. Intercoms are used on a wide variety of properties; from houses that only require one connection between a resident and ...
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ButterflyMX is an American property technology company that specializes in smartphone-based access control. ButterflyMX’s hardware offerings include video intercom systems and keypads that users can manage through a mobile application.
A 1980s Mirtone intercom system. Mirtone was founded by Manuel Mira in the early 1960s. The company started out manufacturing apartment intercoms in Toronto. The company expanded and started producing fire alarm systems and became the 2nd largest fire alarm manufacturer in Canada. Mirtone was bought by General Signal in 1988. [2] [3]
Control4's home automation systems have been likened to an operating system for the home. [17] [18] The company offers products to manage climate control, home network, home security, intercom, multi-room audio, and smart lighting, offering a universal remote and voice control.
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