Dual Beam Get the best of both worlds, with selectable narrow and wide beams you can view individually, or melded into one displayFeaturesPrecision, 20 degrees beam is optimized for excellent bottom detail, and reveals fish hidden in bottom clutterWider, 60 degrees beam provides greater coverage for fish and bait fishView beams separately, side by side, or blended together for the most complete pictureFind fish and structure in an area equal to your depthThe information provided here has been reproduced courtesy of Hummingbird. Wholesale Marine reproduced this information 07/15/2009. #Fish Finder #Fishing #Product Information