ROSEMONT, Ill.--(BUSINESS WIRE)--Since 2009, AXPONA has led the industry as North America’s premier event for audiophiles, manufacturers of high-end audio equipment, musicians, and music lovers alike. Celebrating its third straight year in Chicago and its second year at The Westin O’Hare, the renowned event will return to the city known for its vibrant, eclectic music scene from April 24 – April 26, punctuated by a few harmonious surprises and appealing to the music lover in all of us, with spe