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2. List of digital camera brands - Wikipedia

   en.wikipedia.org/wiki/List_of_digital_camera_brands

   Kyocera - as of 2005, only cameraphones; previously offered compact digital cameras. Largan - compact digital cameras. LG - compact digital cameras. Minolta - compact digital cameras and two unique DSLRs, acquired by Sony in early 21st century. Mamiya - medium-format cameras which accept digital camera backs.

3. IP camera - Wikipedia

   en.wikipedia.org/wiki/IP_camera

   Connection. Ethernet, Wi-Fi. An Internet Protocol camera, or IP camera, is a type of digital video camera that receives control data and sends image data via an IP network. They are commonly used for surveillance, but, unlike analog closed-circuit television (CCTV) cameras, they require no local recording device, only a local area network.

4. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   Surveillance cameras on the corner of a building. Surveillance camera in a residential community. Dome camera in Rotterdam central metro station. Closed-circuit television ( CCTV ), also known as video surveillance, [ 1][ 2] is the use of closed-circuit television cameras to transmit a signal to a specific place, on a limited set of monitors.

5. List of cameras which provide geotagging - Wikipedia

   en.wikipedia.org/wiki/List_of_cameras_which...

   A camera with interface for an external GPS ... Wi-Fi GPS log transfer via Olympus's smartphone app [115] Olympus OM-D E-M5 Mark III: MILC: 2019

6. Mass surveillance - Wikipedia

   en.wikipedia.org/wiki/Mass_surveillance

   v. t. e. Mass surveillance is the intricate surveillance of an entire or a substantial fraction of a population in order to monitor that group of citizens. [ 1] The surveillance is often carried out by local and federal governments or governmental organizations, but it may also be carried out by corporations (either on behalf of governments or ...

7. Wireless security camera - Wikipedia

   en.wikipedia.org/wiki/Wireless_security_camera

   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 ...