$ alsactl info 1 # # Sound card # - card: 1 # card number. id: sofhdadsp name: sof-hda-dsp longname: driver_name: sof-hda-dsp mixer_name: Realtek ALC233 components: controls_count: 54 pcm: - stream: PLAYBACK devices: - device: 1 # device number. id: HDA Analog (*) # name. name: subdevices: - subdevice: 0 name: subdevice #0 ...