1 example for pactl
# set up pulse audio server # list all sinks pactl list sinks #Change the default sink (output) to 1 (the number can be retrieved via the `list` subcommand): pactl set-default-sink 1 # Move sink-input 627 to sink 1: pactl move-sink-input 627 1 # Set the volume of sink 1 to 75%: pactl set-sink-volume 1 0.75 # Toggle mute on the default sink (using the special name `@DEFAULT_SINK@`): pactl set-sink-mute @DEFAULT_SINK@ toggle