nixos-config/system/sound.nix

{
  config,
  lib,
  pkgs,
  ...
}:

{
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    jack.enable = true;
  };

  services.pipewire.wireplumber.extraConfig = {
    "monitor.bluez.properties" = {
      "bluez5.enable-sbc-xq" = true;
      "bluez5.enable-msbc" = true;
      "bluez5.enable-hw-volume" = true;
      "bluez5.roles" = [
        "hsp_hs"
        "hsp_ag"
        "hfp_hf"
        "hfp_ag"
      ];
    };
  };
}