The circuit was designed to illustrate the operation of an electronic keypad to be utilized in the burglar alarm system by having five keys as the security syntax. The circuit was designed to ...

Napco's Gemini Virtual Keypad is a mirror-image remote control keypad on a web-based interface, fully-functional and accessible online from any web browser, PC or smartphone anywhere in the world.

If the best cell reception or wireless coverage is on the second floor, that’s not a problem. Install the panel wherever it works and place the wireless sirens and keypads exactly where the customer ...

This series of monthly teardowns was started in early 2018 as an experiment, and since you fine folks keep reading them, I keep making them. But in truth, finding a new and interesting gadget every ...

Vivint’s custom home security systems are pricey, but its professional services are top-notch. NerdWallet is committed to editorial integrityMany or all of the products on this page are from partners ...

SimpliSafe’s user-friendly equipment and competitive pricing make it our top pick for a home security system. NerdWallet is committed to editorial integrityMany or all of the products on this page are ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. is an editor overseeing The Verge’s product reviews and service journalism programs. Dan has covered ...

Installing cameras and motion sensors around your home provides an extra sense of security. When connected with a service, you get 24/7 monitoring for break-ins and other emergencies. The Ring Home ...

While there are still some who, at the mention of the alarm clock, might think of a small, spring-driven, mechanical device topped by a couple of bells with a hammer between them, my generation would ...