The next update (3.83.6) of DVD Catalyst will have a few profiles for this device included, however, if you want to convert your DVDs or Movies to a format for your N900, you can use the profile for the HTC Touch Pro2.
The specifications for video files are the same, H264 video at 800×480 resolution.

With a lot of talk about the Verizon Droid, I decided to make a few sample videos to show differences in quality.
For the source, I picked a 720p version of the trailer of the recently released  2012 movie, and I converted this using the 2 Droid presets. Because of the many scene-changes, I did both [...]

As of 3.83.5, DVD Catalyst has a preset setting for the Droid. Just select Verizon > Droid from the dropdowns, and all the settings will be set properly for your device.
While the Droid supports quite a few different video formats, the settings in DVD Catalyst make use of the H264 video format, which provides the [...]

While most DVR-MS files work fine with DVD Catalyst, there are some complications with HD DVR-MS files as well as WTV files.
Due to the way DVD Catalyst was created, it’s possible to “hack” or trick DVD Catalyst into getting these to work properly. Please note that while the information below has been reported to work [...]

PDATopSoft is running a special with DVD Catalyst 3.
Purchase for $20 (or more) on your favorite software there, and get DVD Catalyst 3 as a bonus for free ($9.95 value).
The offer lasts until November 16, 2009
link

DVD Catalyst is always under development, and while it has been a little while since the release notes have been updated, there have been a few minor-version updates, un-announced, since the last posted one.
DVD Catalyst 3 v3.83.5 is currently available on most of the normal locations, including the various sales-websites. You can obtain it by [...]