Looking for an alarm system to make you feel more secure? We've tested all the top professional and DIY home security systems ...

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Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Trey Paul was a CNET senior ...

Anyone with with an old, dead home security system can give their wired sensors new life—but prepare to get into the weeds to set up a Konnected system. Homeowners with old, wired alarm systems often ...

A small fire breaks out in a hospital's outpatient wing. Immediately, the fire alarm system kicks into action. The hospital engineering staff is alerted to the activated device location, the fire ...