audiodata — Pointer to external audio data
Exactly one of:
Required attributes are shown in bold.
This empty element points to external audio data.
There are two ways to provide content for
fileref. It is best to use only one of
these methods. However, if multiple sources are provided,
entityref will be
used in favor of
Identifies the location of the data by external identifier (entity name)
Identifies the location of the data by URI
Specifies the format of the data
audioobject for an example.