This mid-sized 4000 series chartplotter fills the gap between the smaller GPSMAP 4008 and the wider GPSMAP 4012. Like its counterparts the 4010 serves as your all-in-one nerve center for the Garmin Marine Network. This chartplotter has crisp video-quality resolution on a 10.4 diagonal SVGA display as well as a worldwide satellite-enhanced basemap. By connecting to the Garmin Marine Network you can add sonar radar and weather. For even more enhanced features you can add the optional BlueCha