From the back of the package:
THE VIRTUAL REVOLUTION
Interactive dance competition goes live with Dance Dance Revolution Ultramix 2. Designed specifically for XBOX, the dance floor will be jumping and pumping to all-new songs and dance hits, exclusive game modes and XBOX Live connectivity.
Join the Revolution
XBOX Live lets players download new songs, dance steps, characters and challenges, compete head-to-head, set up tournaments, upload content, view internet rankings and more!
> Over 65 songs and 100+ minutes of authentic dance music, including house, techno, drum'n'bass, R&B and trance
>Have a blast with your friends in the all-new Party Mode and expanded Battle Mode
> All-new Challenge Mode courses let you become the ultimate dancer
> New difficulty level for beginners allows you to learn the basics with an on screen dancer
> Get in shape with the Workout Mode and customize your own dance steps in the Edit Mode
> Re-create the smash-hit experience in your living room with Konami's DDR Controller for XBOX (sold separately)
Featuring Dance Hits by - Delirium, ELVIS, Freestylers, Commodores, Newcleus, Captain Jack Jason Nevins Presents Holly James