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2. Driveway alarm - Wikipedia

   en.wikipedia.org/wiki/Driveway_alarm

   Driveway alarms come in both wired and wireless packages. Infrared and rubber hose systems are generally sold as wireless units while magnetic probe systems are equally available as hard wired and wireless systems. Choosing between wireless or wired systems is typically decided by the environment the unit is being installed in.

3. Home security - Wikipedia

   en.wikipedia.org/wiki/Home_security

   Some forecasts project the home security market as a whole will be worth $47 billion by 2020, [12] with the DIY home security market worth $1.5 billion. [13] While the market for home security is expanding, especially with cable TV and Internet service providers introducing their own security and home automation products, it is a fragmented ...

4. Security alarm - Wikipedia

   en.wikipedia.org/wiki/Security_alarm

   Wireless monitoring of the alarm system protects against a burglar cutting cables or from failures of an internet provider. This setup is commonly referred to as fully wireless. Hybrid systems use both wired and wireless sensors to achieve the benefits of both.

5. The 7 Best Home Security Systems for the Money - AOL

   www.aol.com/7-best-home-security-systems...

   When you purchase the ADT Home Security System, you’re paying, first and foremost, for the name and reputation of this company that has provided security for over 140 years. ADT also has ...

6. 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.

7. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   Wireless cameras are also easy and inexpensive to install. [166] 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 ...