pamixer - Man Page

Pulseaudio command line mixer

Examples (TL;DR)

List all sinks and sources with their corresponding IDs: pamixer --list-sinks --list-sources
Set the volume to 75% on the default sink: pamixer --set-volume 75
Toggle mute on a sink other than the default: pamixer --toggle-mute --sink ID
Increase the volume on default sink by 5%: pamixer --increase 5
Decrease the volume on a source by 5%: pamixer --decrease 5 --source ID
Use the allow boost option to increase, decrease, or set the volume above 100%: pamixer --set-volume 105 --allow-boost
Mute the default sink (use --unmute instead to unmute): pamixer --mute

pamixer [Options]

pamixer controls the volume levels of Pulseaudio sinks and sources.

-h, --help: Show help message.
--sink INDEX: Choose a different sink than the default.
--source INDEX: Choose a different source than the default.
--default-source: Select the default source.
--get-volume: Get the current volume.
--get-volume-human: Get the current volume percentage or the string "muted".
--set-volume PERCENTAGE: Set the volume.
-i, --increase PERCENTAGE: Increase the volume.
-d, --decrease PERCENTAGE: Decrease the volume.
-t, --toggle-mute: Switch between mute and unmute.
-m, --mute: Set mute.
--allow-boost: Allow volume to go above 100%.
--gamma AMOUNT: Increase/decrease using gamma correction e.g. 2.2.
-u, --unmute: Unset mute.
--get-mute: Display true if the volume is mute, false otherwise.
--list-sinks: List the sinks.
--list-sources: List the sources.