See the review here:

"Lathe, from Omniquiti is an application which streamlines the process for converting video files to view on your Palm Treo 650. In fact the Treo, is just one of 29 popular portable devices (e.g. iPod, PSP) which Omniquiti have provided the user with pre-set options to ensure the final output is a good balance between video/audio quality and file size for that particular device."