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Then, you need to take the provided backplate and fix it to the wall/ceiling using the four screws and afterwards, just connect the smoke detector to the backplate using a circular motion if you have the wire powered version, the installing process also includes connecting the device to a power source, but, it’s ideal that this is done by a qualified person, to make sure the installation is made in accordance with the country or state’s regulations.

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While we aren't permitted to give legal advice, we here at Top Ten Reviews have assembled a few key points to remember when you're setting up your own home security system. Residential Security Cameras What is Legal?If you are installing a video surveillance system to monitor your home, it can be difficult to place the cameras legally. As a general rule, monitoring someone without their knowledge or consent is illegal when they are in an area that provides a reasonable expectation of privacy. This includes but may not be limited to bathrooms, bedrooms or changing rooms. It may also be illegal to record video or audio in public areas without a sign designating that you are doing so. These laws vary by state, so be sure you're familiar with the laws regarding covert video recording in your state.

 

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Facial RecognitionUnlike most video doorbells, the Nest Hello has facial recognition technology. Once you teach it the names of frequent visitors, the companion app available for both Android and iOS will start to name them in the push notifications. The Nest Hello gets big points for including a snapshot from the camera with each notification, so you can get a glimpse of what's happening without having to open the app. The snapshots are extra handy when facial recognition is wrong — which didn't happen often, to be fair. First, the app asked me to identify my family and close friends multiple times from photos the Hello took. You can do this for anyone who comes to your door.