You can see examples here:
Could not be simpler
Rover IDX translates the DS parameters, and the results are stunning. If you have 30 search pages already prepared, when you enable Rover, those pages will work!Rover IDX even understands IDX Data Filters - those easy to add instructions that can be added to a page and define what type of listings should be displayed.
All you need to do it upgrade to the latest Rover IDX release, disable dxIDXPress, and activate Rover IDX. Voila! Searchable listings and active pages, lead capture, and stellar SEO. And this time, you have the confidence of Rover IDX.