It's features include: An Ultra-bright, 5" diagonal , 256-color, enhanced TFT LCD with 320V x 240H and flourescent cold-cathode backlit screen and keypad - Unique Resize Window to adjust split-screen display - Overlay Data feature displays sonar/GPS data on any full or split-screen display - Depth capability to 800 feet with 1500 watts of peak-to-peak power - High-performance, low profile 200 Khz Skimmer Transducer with built-in temp sensor delivers up to 60 degrees of fish detection coverage with high sensitivity settings - Operates at boat speeds up to 70 mph - Variety of other transducer purchase options available - Trolling speed and distance log readings available with purchase of an optional sensor - Adjustable ping speed with automatic Hyperscroll to display fish targets at higher boat speeds - Choice of six color display modes to match outdoor light conditions, and help reveal fish hidden in underwater cover - FasTrack vertical bar flasher displays real-time sonar returns and relative strength  of each target - Advanced Signal Processing (ASP) automatically adjusts your settings for the best sonar picture - COLORLINE separates fish from nearby structure and bottom, and helps define bottom composition and hardness - Advanced Fish ID shows underwater targets in different sizes of fish symbols - FishTrack displays target depth readings above fish symbols - Surface water temperature come from a built-in temp sensor in the transducer - Zoom with zoom bottom tracking and easy zoomin/out control - Selective on/off sonar alarms: Shallow, Deep, Fish and Zone - Built in 12-parallel channel GPS + WAAS antenna - WAAS-enabled for enhanced position accuracy to under 10 feet at select locations - Custom built in background map with enhanced continental US and Hawaii detail including over 60,000 nav aids and 10,000 wrecks and obstructions in coastal and Great Lakes waters, as well as, interstate exit services, and more inland navigation features. Many more outstanding features.