Fishfinder 561 #408460-1 High-resolution 320Vx320H 5" monochrome display Dual Beam Plus™ sonar that has selectable 20° and 60° beams. The wide beam spots fish over wider area, narrow beam provides better bottom definition. 2000 watts peak-to-peak Power Output, 800-ft. depth. 5" Display 320V x 320H 12 Level Grayscale DualBeam PLUS™ w/ SwitchFire™ 200kHz / 20° @ -10db 83kHz / 60° @ -10db Depth 800 ft DualBeam PLUS™ 2400 W (PTP) Sonar Coverage 300 W (RMS)