Behind The Pin: How The Raspberry Pi Gets Its Audio | Hackaday
How to Use Buzzers on the Raspberry Pi - Circuit Basics
Turn your old speakers or Hi-Fi into Bluetooth, Airplay and Spotify receivers with a Raspberry Pi and this step-by-step guide
Raspberry Pi Command Line Audio - Raspberry Pi Spy
How to Use a Piezo Speaker With the Raspberry Pi to Play Sounds - Make Tech Easier
Amazon.com: Audio HAT Module for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero/Zero W/Pi Zero WH,WM8960 Hi-Fi Sound Card HAT Stereo CODEC, Play/Record : Electronics
How to play sound and make noise with your Raspberry Pi - Raspberry Pi
Amazon.com: Audio HAT Module for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero/Zero W/Pi Zero WH,WM8960 Hi-Fi Sound Card HAT Stereo CODEC, Play/Record : Electronics