This field is mandatory if applicable. If the digital objects include audio or video, note the duration in this field.
|Definition||The size or duration of the resource.|
For audio and video file formats include the duration of the resource.The duration should be formatted as HH:MM:SS, with zeroes used whenever a time unit is not applicable.
00:01:00 [1 minute]
00:34:20 [34 minutes 20 seconds]