hardware.alsa.defaultDevice.playback
NixOS option
The default playback device. Leave empty to let ALSA pick the default automatically. The device can be changed at runtime by setting the ALSA_AUDIO_OUT environment variables (but only before starting a program).
type: stringDefault
""
Example
declared in: nixos/modules/services/audio/alsa.nixView source on NixOS/nixpkgs →"dmix:CARD=1,DEV=0"