This enumeration list the source/sink availability change reason. This enumeration list the source and sink sound property. The sound properties of Genivi Audio manager can be extended to include project specific properties. Three sound properties like volume persistence, connection persistence and volume support are extended. This enumeration lists the connection format for the source and sinks. This enumeration contains the type of notification possible. This enumeration lists the system properties. 1 This enumeration lists the Main Properties for source and sinks.