Template: gutenbach-remctl/mixer
Type: string
_Description: The mixer that gutenbach uses:
 Gutenbach remctl needs the name of the mixer in order
 to control the volume of the music server. [Default is "PCM"]

Template: gutenbach-remctl/channel
Type: string
_Description: The mixer channel that gutenbach uses:
 Gutenbach remctl needs a channel on the mixer in order
 to control the volume of the music server. [Default is "Left Front"]