Pro Audio - Software Authorization Keys... Catacan Pro Audio and Computers Canada has the Software Authorization Keys that will help you keep all your licenses safe and in one place. Whether you are a DJ, Musician, Recording Engineer, Sound Guru or all of the above, make Catacan.com's select and competitively priced Pro Audio Equipment and Software a part of your next home or professional Rig. Now Shipping Pro Audio - Software Authorization Keys from Toronto Canada to a location near you.