If you’re looking to upgrade your SimpliSafe home security system, you’ll be glad to know that most setups allow you to easily add new sensors. In fact, there are two different methods you can use – ...

Window alarm sensors are an essential part of home security systems, alerting you to unauthorized entries by monitoring window openings, glass breaks and motion. Each window alarm sensor type serves a ...

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The best DIY home security systems are affordable and easy to set up without a professional. NerdWallet is committed to editorial integrityMany or all of the products on this page are from partners ...

$199.99Base kit includes hub, 3 door/window sensors, keypad and a motion sensor. Requires three-year professional monitoring contract. Professional monitoring monthly cost $24.99 and upSystems with ...

One morning, about seven years ago, I awoke to the sound of my cell phone buzzing on my bedside table. As I sat up and the world slowly began to come into focus, I heard a high-pitched siren—something ...