Garmin GPSMAP 420 Marine GPS Receiver

Features: Ultra-bright 4" diagonal QVGA display, 320 x 240 pixels over 800 nits of brightness. New streamlined user interface offers easy selection of functions and features. Preloaded worldwide satellite imagery. Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to a SD card which can be shared with others. Built-in GPS antenna. BNC connector for optional GA29 remote GPS antenna. Backlit keypad for easier operation at night. Two NMEA 0183 I/O ports. CANet proprietary bus allows display and control of full feature sounder data on Garmin chartplotters. Unit dimensions: 5.7"W x 5.0"H x 2.7"D. Enable the full functionality of the GPSMAP 420-series with the addition of a BlueChart g2 Vision SD card. BlueChart g2 Vision cards provide: High-resolution satellite imagery when overlaid on the chart, will provide the mariner with unparalleled situational awareness. Aerial reference photography provides "real world" photos of ports, harbors, marinas, waterways, navigation landmarks and other points of interest, offering the mariner another powerful tool for navigating unfamiliar waters. Mariners Eye view Provides the mariner with a 3-D perspective of chart information for a quick, reliable and easy position fix. Fish Eye view 3D perspective below the water line for displaying bottom contours based on bathymetric charting data. Auto guidance technology will search the attributes of all relevant charts to suggest the best course for navigation. Fishing charts, tides, currents, marine services, coastal roads and points of interest detail.