At this year's NAMM SM Pro Audio took the opportunity to introduce their 500 Series product line. Two years ago, the team at SM Pro Audio embarked on an extensive research & development program to design and launch a professional range of 500 series products. At NAMM 2013, SM Pro Audio announces this new range of quality 500 series processors and power blocks. The new range provides unprecedented features, pristine audio output, and a standout high-end design.