Most of us have a doorbell, but most of us probably don't have a smart doorbell, even if our house is otherwise loaded with ostensibly "smart" gadgets. It's actually a pretty useful thing, too, letting you keep an eye on packages, speak to folks that drop by while you're away, or just see who is at the door. Along with the release of Google's new security cameras, it's trying to make them a little more accessible for customers, reducing the cost of the optional subscription and opening up which features are available without one. The new battery-powered $180 Nest Doorbell joins the existing wired option, and it is probably worth a look if you're heavy into the Assistant ecosystem but can't plug in, though there are some notable issues.

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