Who can it be now? How to Build a Raspberry Pi Doorbell that Recognizes Friends

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Who can it be now? How to Build a Raspberry Pi Doorbell that Recognizes Friends

I want to buy a smart doorbell, but the cost of them is a little outside of my budget. Instead, I’m using a Raspberry Pi, a speaker system, and a camera to build a smart doorbell system for a fraction of the cost.

In our last project, we created a doorbell system which rang when a person was at the door. This time we’ll expand on the code to allow the project to identify when people we know are at the door, and announce it accordingly. This will let us choose to either run to the door, or hide upstairs when our friends or inlaws drop by unexpectedly. 

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Before you get started, get your Raspberry Pi set up. If you haven’t done this before, see our article on how to set up a Raspberry Pi for the first time or how to do a headless Raspberry Pi install (without the keyboard and screen). For this project, we recommend a headless Raspberry Pi install

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