It's key features include: Combination GPS chartplotter and sonar capability in one compact unit with a quick disconnect mount - Built in UniMap of the USA coastline, and inland lakes and rivers to 30 meters per pixel - 16 channel WAAS GPS receiver for highest accuracy - High Contrast 640V x 320H, 5" diagonal display with UltraBlack Contrast Enhancement - DualBeam PLUS sonar delivers wide coverage and better bottom definition - Selectable 20 degree or 60 degree beams, or simultaneous operation - 2000 watts Peak-to-Peak, 250 RMS power output - Reliable performance from shallow to 800 feet - Sonar Echo Enhancement shows a bait when vertical jigging and delivers 2 1/2" target separation - Real Time Sonar captures the action at up to 40 times a second for better views when moving - Upgradeable to Navionics seamless cartography with inland freshwater maps from Navionics HotMaps an Marine cartography for blue water use - Exclusive Tilting and Swiveling Quick Disconnect Mounting System without cables to connect - Temperature included in the transducer, GPS speed included - Fresh and saltwater set up options for optimal performance in any enviroment - X-Press Menus for instant access to most important features with fewer button presses - Accelerated Real Time Sonar operates at up to 40 times per second to instantly capture the action under the boat - Instant Image Update immediately shows the results of setting charges for the most accurate fine tuning - Sonar Echo Enhancement Technology is so sensitive it'll track a jig to over 40 ft and separate targets within 2 1/2" - Choice of Whiteline, or Structure ID bottom presentation - Fully gasketed, waterproof and it floats - Selectable large digit screen for easy-to read number display - Backlight for night viewing - Microdynamic transducer design slices through the water for reliable readings up to 70 mph - Totally Automatic Operation or Totally Manual Operation with upper and lower range control - One-touch Zoom with 2x, 4x, 6x, and 8x zoom levels - Adjustable Chart Speed and Feature Memory retains your settings - One year limited warranty - Assembled in the USA - Compatible with Minn Kota US2 (Universal Sonar 2)