The KSPROPSETID_Synth property set contains properties that are global to the configuration of a synth node (KSNODETYPE_SYNTHESIZER).
The property items in this set are specified by KSPROPERTY_SYNTH enumeration values.
The KSPROPSETID_Synth property set includes the following properties:
KSPROPERTY_SYNTH_CHANNELGROUPS
KSPROPERTY_SYNTH_PORTPARAMETERS