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2. Closed-circuit television camera - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television...

   Because network cameras are embedded devices, and do not need to output an analogue signal, resolutions higher than closed-circuit television 'CCTV' analogue cameras are possible. A typical analogue CCTV camera has a PAL (768x576 pixels) or NTSC (720x480 pixels), whereas network cameras may have VGA (640x480 pixels), SVGA (800x600 pixels) or ...

3. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   In 2018, China was reported to have a huge surveillance network of over 170 million CCTV cameras with 400 million new cameras expected be installed in the next three years, many of which use facial recognition technology. [83] In Japan, CCTV cameras are often referred to as "surveillance cameras" or "security cameras".

4. Pan–tilt–zoom camera - Wikipedia

   en.wikipedia.org/wiki/Pan–tilt–zoom_camera

   Wireless PTZ Camera: For video security, wireless PTZ cameras are a common means to transfer data over long distances when installing cable would be costly or inconvenient. In confined areas, wireless PTZ cameras may even provide superior viewing angles to wired alternatives.

5. Wireless security camera - Wikipedia

   en.wikipedia.org/wiki/Wireless_security_camera

   Wireless security cameras function best when there is a clear line of sight between the camera(s) and the receiver. If digital wireless cameras are outdoors and have a clear line of sight, they typically have a range between 250 and 450 feet. If located indoors, the range can be limited to 100 to 150 feet.

6. CCTV drain camera (plumbing) - Wikipedia

   en.wikipedia.org/wiki/CCTV_drain_camera_(plumbing)

   These cameras are advanced diagnostic tools that allow plumbers to execute plumbing inspections, called CCTV Drain Surveys [1] with heightened accuracy. These cameras can vary; the main difference being the size of the pipe the camera ca inspect. The total distance they can travel within the pipeline is also a common difference between models. [2]

7. These Long Distance Relationship Tips Will Keep You Connected

   www.aol.com/lifestyle/long-distance-relationship...

   We asked relationship experts for their best long-distance relationship tips to help keep you emotionally connected when you live apart. Commit to frequent communication.