- <p><opt>set-sink-input-volume</opt> <arg>index</arg> <arg>volume</arg></p>
- <optdesc><p>Set the volume of a sink input specified
+ <p><opt>set-sink-input-volume|set-source-output-volume</opt> <arg>index</arg> <arg>volume</arg></p>
+ <optdesc><p>Set the volume of a sink input (resp. source output) specified