I wrote this project to detech when I am in a Zoom, WebEx or Microsoft Teams meeting in order to automatically turn on and off my on air sign I built.
This is the Arduino code for the on air sign I created that can be controlled via Amazon Echo via a ESP32 microcontroller.
Here is the project page
See my YouTube video for more information.
And checkout my YouTube channel for other maker projects I have done. https://www.youtube.com/c/MakerAtPlay