mSBC recording sounds horrible with M.2 AX210 + Liberty Air 2 Pro
Bluetooth Radio, Bluetooth Headset, Desktop Environment, Distribution, Version (Bluez, Kernel, and PipeWire):
➜ ~ bluetoothctl show|grep Modalias
Modalias: usb:v1D6Bp0246d053D
➜ ~ bluetoothctl devices
Device AC:12:2F:20:5A:61 Soundcore Liberty Air 2 Pro
➜ ~ echo $XDG_SESSION_DESKTOP
gnome
➜ ~ grep PRETTY /etc/os-release;
PRETTY_NAME="Fedora Linux 35 (Workstation Edition Prerelease)"
➜ ~ pipewire --version
pipewire
Compiled with libpipewire 0.3.35
Linked with libpipewire 0.3.35
➜ ~ bluetoothctl --version
bluetoothctl: 5.61
➜ ~ uname -r
5.14.3-300.fc35.x86_64
Description of Problem:
For some time, my mSBC recordings with the above Liberty Air2 Pro sound horrible. You can find an arecord
example recoding I made here: test
I was not in online meetings for a while, so I cannot say when this regressed, but recordings were absolutely ok at some time in the past.
How Reproducible:
100%.
Steps to Reproduce:
- Connect the Libery Air 2 Pro.
- Select mSBC.
- Do a recording.
Additional Info (as attachments):
pw-dump output: pw-dump.log