MTX Audio at the 2015 SEMA Show... the premier automotive specialty products trade event in the world. It drew the industry’s brightest minds and hottest products to one place, the Las Vegas Convention Center. As part of the AAIW, the 2015 SEMA Show attracted more than 100,000 industry leaders from the automotive, truck and SUV, powersports, and RV markets in more than 100 countries.