Type_audio
Type_audio is a subtype of Type_DOMS. Type_audio defines that a logical audio object must have at least one relation to a file with format either WAV or BWF.
Extensions to Type DOMS
Datastreams
Relations RDF relations to other objects (RELS-EXT)
+hasFile -> (File Object) isFileFormat (WAV Fileformat Object | BWF Fileformat Object) relation to file object with relation to fileformat WAV or BWF
The FoxML object can be found here