- no display - three buttons 1. Play/pause/off (off sets bookmark) 2. Next/volume up 3. Previous/volume down - implementation of drm9 or 10 Bookmarking explained: When the player is turned off it needs to set a bookmark exactly where it has been. When the player is turned on again it should begin playing at exactly that point where the bookmark has been set. Format explained: Wma format Acquisition based on this request will not be appreciated. Companies unable to reply to this request need not react.