The Charney Audio Maestro is designed to be placed against/close to the front wall. Narrow in profile with all the goodness of a much larger horn. The Maestro starts at $2800 and price varies depending on driver and finish choice. Contact Charney to discuss your needs.
http://charneyaudio.com/the-maestro.html
http://charneyaudio.com/the-maestro.html