Amazon.com: Taidacent WiFi Bluetooth Audio Module ESP32 Serial Port to WiFi ESP32 Audio Kit Dual-Mode Development Board ESP32 Bluetooth Audio Module : Electronics
Luxus Audio BTBA40AJ - Bluetooth 4.0 Module with APT-X
ESP32 Development Board ESP Wroom 32 Internet of Things Control Board|Counters| - AliExpress
ESS9038 + CSR8675 Bluetooth Compatible Fever Decoding Board Supports APTX HD / LDAC Bluetooth Compatible 5.0 Reception|Integrated Circuits| - AliExpress
CSR8675 Bluetooth V5.0 Low Power Bluetooth Audio Module Receiver Board – diymore