Turning the 'AI Thinker Audio Kit' into an Arduino Bluetooth Speaker - Phil Schatzmann
Smart Bluetooth Speaker IoT Dev Kit with Dual Core BLE WiFi M5Stack AT – MakerFocus
GitHub - pschatzmann/ESP32-A2DP: A Simple ESP32 Bluetooth A2DP Library (to implement a Music Receiver or Sender) that supports Arduino, PlatformIO and Espressif IDF
ESP32 Bluetooth Classic with Arduino IDE - Getting Started | Random Nerd Tutorials
DIY ESP32 Based Audio Player
ESP32-A1S Wi-Fi+BT Audio Development Kit — PMD Way
Made a ESP32 Bluetooth loudspeaker : r/esp32
ESP32 as BT receiver with DSP-capabilities | Hackaday.io
Are you ready to play with Do-It-Yourself Alexa Speaker, WiFi SIP phone, WiFi walkie-talkie, Internet Radio player and broadcasting? Then the Open Source hardware ESP32-ADF is the right board to start with!
DIY ESP32 UDA1334 Programmable Bluetooth Speaker | How to make your own bluetooth speaker - YouTube