Question

what kind of invention is smart bell?​

Answer 1

One of the earliest smart doorbells that entered to the market is the Ring Video Doorbell which was created by entrepreneur Jamie Siminoff in 2013. Since then, several smart doorbells have been introduced to the market, another major one is Nest Hello, some of them with additional, unique features.

Answer 2

Answer:

Smart bells prevent burglars from breaking into homes. When someone presses the smart bell, if the owner does not answer within 10 seconds, the smart bell calls the owner and makes it seem as if they are talking on an intercom inside, but in reality nobody is inside the house.

Explanation: