Amazon.com is expanding deeper into the online home security market. It's paying one billion dollars for Ring, a maker of video doorbells and security cameras. The Wall Street Journal's Laura Stevens ...

With QD gear, it's even easier: you press a button, slot it into a socket, and four metal balls keep the strap securely ...

Discover the affordable and reliable Amazon Ring Battery Video Doorbell in our in-depth review. Learn about its features, ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

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