Suggestions on sound system for group class about 1500 sq ft? ADVERTISEMENT 262 viewsOctober 4, 2012 0 Lisa0 October 4, 2012 0 Comments Buying our first sound system with pitch control and mics for instructors for our group fitness classes. Looking for advice on where to buy and what I really need. Space is about 1500 sq feet. 1 Answer ActiveVotedNewestOldest 0 NatalieSmith5 Posted 0 Comments Hello Lisa, I would go to the electronic stores in the area to compare products and advice. Take care. Register or Login