NixOS-Config/modules/system/devices/audio/default.nix

{ config, pkgs, ... }:
{
  services.pipewire = {
    enable = config.system.desktop.enable;
    wireplumber = {
      enable = true;
      configPackages = [
        (pkgs.writeTextDir "share/wireplumber/wireplumber.conf.d/11-bluetooth-policy.conf" ''
          wireplumber.settings = { bluetooth.autoswitch-to-headset-profile = false }
        '')
      ];
    };
    alsa = {
      enable = true;
      support32Bit = true;
    };
    pulse.enable = true;
    #jack.enable = true;
  };
}