About Playing Audio File Attachments
You can also attach audio files such as voice messages to feedback. The Subject Attachments dialog allows you to preview or play the file.
A media player plays the audio file. Windows Media Player has been set as the default.
The following graphic shows a selected file in the Attachments playing in the Preview pane (represented by the audio graph). The playback controls such as Play and Stop are on the task bar at the bottom of the Preview pane.