You can use the play, stop, and skip buttons to playback the audio. This lets you check what the audio sounds like from your computer.
Clicking the play button plays the audio from the position indicated by the sound position control up to the position indicated by the sound end position control.
Clicking the stop button stops playback. The sound position control halts at the stop position.
Clicking the skip button moves the sound position control back to the position of the sound start position control.