SectionDevice."Headphones" { Comment "Headphones" Value { PlaybackChannels "2" JackControl "Headphone Jack" } ConflictingDevice [ "MonoSpeaker" "Speaker" ] EnableSequence [ cdev "hw:chtnau8824" cset "name='Headphone Switch' on" ] DisableSequence [ cdev "hw:chtnau8824" cset "name='Headphone Switch' off" ] }