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2. Wireless security camera - Wikipedia

   en.wikipedia.org/wiki/Wireless_security_camera

   Wireless cameras are proving very popular among modern security consumers due to their low installation costs (there is no need to run expensive video extension cables) and flexible mounting options; wireless cameras can be mounted/installed in locations previously unavailable to standard wired cameras. In addition to the ease of use and ...

3. Pan–tilt–zoom camera - Wikipedia

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

   Waterproof housings with an IP certification imply that outdoor PTZ cameras can withstand the effects of water, such as rain and snow. 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 ...

4. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   Previous generations of wireless security cameras relied on analogue technology; modern wireless cameras use digital technology with usually more secure and interference-free signals. [167] Wireless mesh networks have been used for connection with the other radios in the same group. [ 168 ]

5. AOL Video - Serving the best video content from AOL and ...

   www.aol.com/video

   The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.

6. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

7. Long-range optical wireless communication - Wikipedia

   en.wikipedia.org/wiki/Long-range_optical...

   Long-range optical wireless communication or free-space optical communication (FSO) is an optical communication technology that uses light propagating in free space to wirelessly transmit data for telecommunications or computer networking over long distances. "Free space" means air, outer space, vacuum, or something similar.