Picking up where our SWA1501 leaves off, the Mackie SWA1801 ups the ante with even more wattage and a bigger 18" transducer. The SWA1801 features an internal 800-Watt FR (Fast Recovery) Series amplifier and a high-precision 18" transducer custom designed for optimal performance with the amp and enclosure. Onboard Mackie Active electronics ensure seamless integration of the amplifier and transducer at all times, creating a system that is highly efficient and versatile. Add it all up and this high-output system will peel the paint right off the walls!