Garmin GPSMAP 441s 4-Inch Waterproof Marine GPS and Chartplotter (Without Transducer)

The Garmin GPSMAP 441SW/OTRNSDUC Chartplotter with U.S. Coastal Maps and Built-in Sounder features a 4 inch QVGA color display with a high-speed digital design for increased map drawing and panning speeds. Also included is a built-in sounder that makes the unit great for casual boaters and serious fishermen. It's ready to go with an easy-to-use interface and satellite-enhanced basemap preloaded with all U.S. coastal areas, including Alaska and Hawaii as well as detailed charts for Bermuda.