Wifi + Bluetooth Module Esp32 Serial Port Es8388 Audio Development Board Esp32 Audio Kit - Tool Parts - AliExpress
Rise-esp32-audio-kit Esp32 Audio Development Board Wifi Bluetooth Module Low Power Dual-core With Esp32-a1s 8m Psram Serial To W - Wireless Module - AliExpress
GitHub - pschatzmann/ESP32-A2DP: A Simple ESP32 Bluetooth A2DP Library (to implement a Music Receiver or Sender) that supports Arduino, PlatformIO and Espressif IDF
DIY ESP32 Based Audio Player
3pcs ESP32-A1S ESP32S WiFi + Bluetooth Audio Module on ESP32 Onboard Antenna Development Board
Professional Audio On An ESP32 | Hackaday
ESP32 Audio Project - Part II: Bluetooth Receiver Add-on - Hackster.io
3pcs ESP32-A1S ESP32S WiFi + Bluetooth Audio Module on ESP32 Onboard Antenna Development Board