Garmin GPSMAP 541s 5-Inch Waterproof Marine GPS and Chartplotter with Sounder (Discontinued by Manufacturer) 5-inch TFT LCD display NMEA 2000 certified for seamless integration with the Garmin marine lineup; XM weather and radio compatible Built-in, satellite-enhanced basemap preloaded with all U.S. coastal areas, as well as detailed charts for the Bahamas Accepts BlueChart g2 Vision cards for added features such as high-res satellite imagery, 3-D views, Auto Guidance Powerful dual-frequency transom-mount transducer clearly illustrates depth contours, fish targets and structures; high-sensitivity GPS receiver, and included sounder Compact chartplotter with 5-inch QVGA display, high-sensitivity GPS receiver, and included sounder NMEA 2000 certified for seamless integration with the Garmin marine lineup; XM weather and radio compatible Built-in, satellite-enhanced basemap preloaded with all U.S. coastal areas, as well as detailed charts for the Bahamas Accepts BlueChart g2 Vision cards for added features such as high-res satellite imagery, 3-D views, Auto Guidance Powerful dual-frequency transom-mount transducer clearly illustrates depth contours, fish targets and structures