This project intents to use Raspberry Pi as a A2DP bridge for multi-room smart speakers like Bose and Sonos.
Reference:
- Play Bluetooth on Sonos Using Raspberry Pi: https://www.instructables.com/id/Play-Bluetooth-on-Sonos-Using-Raspberry-Pi/
- Bluetooth, BlueALSA and Buster: https://www.sigmdel.ca/michel/ha/rpi/bluetooth_n_buster_01_en.html
- Headless A2DP Audio Streaming on Raspbian Stretch: https://gist.github.com/mill1000/74c7473ee3b4a5b13f6325e9994ff84c