After we spent more than 40 hours testing a half dozen video doorbells, we think the best you can get is the Nest Hello Smart Wi Fi Video Doorbell. It has the highest video quality, can recognize individual faces—and can announce them to you, too. The best video doorbell under $100 is the Ring Video Doorbell. Although its resolution is just 720p—lower than the other video doorbells—but video was clear enough to see who was at the door, and Ring's app has a lot of excellent features. Trying to decide which Ring video doorbell to get?We've put together a comparison of the Ring, Ring Video Doorbell 2, Ring Pro, and the Ring Door View Cam. Make sure you check out all of our top picks for smart speakers, lights, locks, and more on our best smart home gadgets page.

alarm system for house

Then, when the alarm goes off, not only do you receive an audio alert—many include helpful voice instructions instead of just a siren—your smart phone also tells you what the problem is whether it’s smoke or CO, which alarm was activated, and sometimes even the severity of the smoke.

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Ensuring that you only opt for the best smoke detectors in the list below, you are assured of a quality product created with the best technology to reduce false alarms and deliver the best possible protection in your home or office.

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