View huge areas quickly (240' per side), mark promising structure, then come back and fish it anytime with Humminbird s powerful Side Imaging Sonar. Side Imaging Sonar is the ultimate structure-finding tool, and with its massive coverage you can scan in mere minutes what used to take hours. A new 50-channel GPS/WAAS receiver offers full chartplotting capabilities. You ll see it all on a brilliant 5" full-color TFT display with crystal clear 640 x 640 resolution. Built-in UniMap provide views of US coastlines, rivers and lakes. Dispaly Type: Color TFT Screen Sizes: 5" Diag. Screen Resolution: 640 x 640 Features: Side Imaging Sonar, DualBeam PLUS, Uni Map Receiver Type: 50-channel GPS/WAAS receiver Waypoints & Routes: 3000/50 Transducer: Transom-mount Transmit Power: 500W (RMS) Speed/Temperature: Included Maximum Depth: Side imaging: 150', DualBeam: 1500' Dimensions: 6.9"W x 7.5"H x 4.5"D Interface Inputs/Outputs: CannonLink, GPS, Interlink, Weathersense, sonar link, PC Waterproof: Sealed Warranty: One year