If you go with the Orb's which sound fantastic with music in a room that size I would definitely go with the dual (Mod 2) setup and the Orb subwoofer. I have tried several different subs with their speakers and none come even close to the subwoofer Orb sells.
A forum community dedicated to home theater owners and enthusiasts. Come join the discussion about home audio/video, TVs, projectors, screens, receivers, speakers, projects, DIY’s, product reviews, accessories, classifieds, and more!