Measure the sound. Bounce the sound.
Materials Pi Zero Respeaker 2 Mics Pi Hat https://www.seeedstudio.com/ReSpeaker-2-Mics-Pi-HAT.html
References https://medium.com/homeday/building-a-noise-level-dashboard-for-your-office-with-a-raspberry-pi-71360ee1ff46 https://www.instructables.com/Using-a-sound-sensor-with-a-Raspberry-Pi-to-contro/ https://www.hackster.io/364357/measure-noise-level-using-the-wio-terminal-b8ea82