The PM411LWM ultra-wide transducer features 2kW power output, a 40° beam width for an amazing amount of fish-finding coverage under the boat. Combining the low-frequency range of 40 to 60 kHz with a medium-frequency range of 80 to 130 kHz. The PM411LWM transducer reveals more fish in the water column than ever before and is ideally suited for offshore sportfishing.