If you can't pair Airpods 2 with Debian 12, try this:
1. install some software: pulseaudio, pulseaudio, bluez
2. run in terminal:
bluetoothctl
scan on
find your Airpods Mac Address.
3. pair
in bluetoothctl, type: pair <MAC address>
if neet PIN, The default PIN for AirPods is 0000.