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  2. Security alarm - Wikipedia

    en.wikipedia.org/wiki/Security_alarm

    Some alarm systems use real-time audio and video monitoring technology to verify the legitimacy of an alarm. In some municipalities around the United States, this type of alarm verification allows the property it is protecting to be placed on a "verified response" list, allowing for quicker and safer police responses.

  3. Home security - Wikipedia

    en.wikipedia.org/wiki/Home_security

    Door and window sensors are also implemented in most home security systems. One part of the system is installed on the door or window itself while the other part is installed on the frame of the door or window. The two part system connects securely when a door or window is closed, creating a security circuit. [5]

  4. 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.

  5. Alarm sensor - Wikipedia

    en.wikipedia.org/wiki/Alarm_sensor

    In telecommunications, the term alarm sensor has the following meanings: . In communications systems, a device that can sense an abnormal condition within the system and provide a signal indicating the presence or nature of the abnormality to either a local or remote alarm indicator, and (b) may detect events ranging from a simple contact opening or closure to a time-phased automatic shutdown ...

  6. Ring (company) - Wikipedia

    en.wikipedia.org/wiki/Ring_(company)

    In November 2013, Ring was founded as Doorbot by Jamie Siminoff. Doorbot was crowdfunded via Christie Street, and raised US$ 364,000, more than the $250,000 requested. [1] [4] [5] Siminoff's team envisioned the product's concept as an "alarm system literally turned inside out" in comparison to other security systems, describing it as a "pre-crime" system. [6]

  7. DAY ONE: Here’s what Trump could do on his first day in office

    www.aol.com/day-one-trump-could-first-233600070.html

    (The Center Square) – President-elect Donald Trump, who is set to take office Monday, has made a series of promises of major executive actions on “day one” in office. One of the simplest and ...

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