Urist, 10 months ago (edited 10 months ago)

IIRC LDAC mode does not support microphone input. Still, if you want high sound quality, which you do, you need to use LDAC. I had some issues with my wh1000xm2 defaulting to SBC even though I specified LDAC. Disabling microphone input helped keep it consistently in the right mode. In KDE my settings working fine are the following:

https://lemmy.ml/pictrs/image/2019deda-83b6-424d-8c75-be58ca667f5a.png

Also might worth looking at the bluetooth headset section of ArchWiki.