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2. Wireless security camera - Wikipedia

   en.wikipedia.org/wiki/Wireless_security_camera

   Analog wireless is found in three frequencies: 900 MHz, 2.4 GHz, and 5.8 GHz. Currently, the majority of wireless security cameras operate on the 2.4 GHz frequency. Most household routers, cordless phones, video game controllers, and microwaves operate on the 2.4 GHz frequency and may cause interference with a wireless security camera.

3. IP camera - Wikipedia

   en.wikipedia.org/wiki/IP_camera

   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. Shutter Island (film) - Wikipedia

   en.wikipedia.org/wiki/Shutter_Island_(film)

   Shutter Island is a 2010 American neo-noir psychological thriller film [5] directed by Martin Scorsese. It is adapted by Laeta Kalogridis from the 2003 novel of the same name by Dennis Lehane , about a Deputy U.S. Marshal who comes to Shutter Island to investigate a psychiatric facility after one of the patients goes missing.

5. Home security - Wikipedia

   en.wikipedia.org/wiki/Home_security

   A control panel is implemented to arm and disarm a home security system. The control panel is the main connection to the alarm company monitoring a home. It typically features a touchpad or buttons to easily maneuver the system, and some newer systems also feature voice control or wireless remotes (key fobs). [5]

6. 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 ]

7. Shutter Island - Wikipedia

   en.wikipedia.org/wiki/Shutter_Island

   Shutter Island is a novel by American writer Dennis Lehane, published by HarperCollins in April 2003. It is about a U.S. Marshal who goes to an isolated hospital for the criminally insane to investigate the disappearance of a patient who is a multiple murderer.