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In June 2021, 224 Hikvision products were banned for one year by South Korea's Ministry of Science and ICT over forged test reports. [38] In September 2021, the Indian Navy's headquarters "asked its all formations to 'discontinue' procurement of CCTV cameras and surveillance systems from Hikvision," according to The Week.
Axis Communications was founded in 1984 by Martin Gren, Mikael Karlsson and Keith Bloodworth in Lund, Sweden. [4][5] The company developed and sold protocol converters and printer interfaces for the connection of PC printers in IBM mainframe and mini-computer environments. [6][7][8] By the end of the 1980s, Axis Communications opened its first ...
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 ...
Wireless security cameras are closed-circuit television (CCTV) cameras that transmit a video and audio signal to a wireless receiver through a radio band. Many wireless security cameras require at least one cable or wire for power; "wireless" refers to the transmission of video/audio. However, some wireless security cameras are battery-powered ...
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] Intercoms are generally mounted permanently in ...
A wireless intercom is a telecommunications device that enables voice communication without the need to run copper wires between intercom stations. A wired intercom system may incorporate wireless elements. There are many types of wireless intercom systems on the market. Most wireless intercom systems communicate by radio waves using one of the ...
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