Eagle CUDA 350 S/Map Sonar/GPS Fishfinder Completely sealed and waterproof for use in the harshest environments 42 graphic icons to mark your favorite spots Built-in high-detail mapping of lakes, rivers, Great Lakes, and U.S. coastal waters with enhanced shoreline detail and nav aids Full 12-parallel channel GPS and WAAS receiver with advanced internal satellite antenna 4" diagonal, 240x160, 16 level greyscale LCD FishReveal feature exposes fish targets hidden in surface clutter, weed beds, thermoclines, and other types of underwater cover HyperScroll feature locates and displays fish targets at higher boat speeds Advanced Signal Processing (ASP) automatically adjusts your settings for the best sonar picture Patented GRAYLINE separates fish from nearby structure and bottom