The PRO 80 is a Wakeboard tower speaker design utilizing advanced and unique engineering technologies. It incorporates professional grade concepts and extensive acoustical engineering. The driver compliment in the PRO 80 is a single 8 inch Wet Sounds™ EFG™ driver and a concentrically mounted Wet Sounds™ HLCD (Horn Loaded Compression Driver). This is a proprietary design by Wet Sounds™ Inc. known as a Pro-Axial™. With its accurate mid-bass reproduction and loud high frequency response this will certainly "Inspire Your Ride at 80 Feet and Beyond".