Buffalo LinkStation Pro Duo LS-WTGL/R1 User Manual page 42

Clicking on individual files will give you other
options, depending on the filetype. Clicking
on the Audio link at the bottom left corner of
the page will give you options for playing music
files, including the opportunity to launch a
Flash-based music player that will stream your
audio files directly through the Web interface.
To access individual folders on the right, click
on their open links.

Using WebAccess