Following in the success of the echomap CHIRP Combo Series, Garmin is proud to announce the new echomap CHIRP combos with Clearly Scanning sonar technology. The CV Series offers Built-in CHIRP traditional sonar and CHIRP Clearly. The SV Series gives you Built-in CHIRP traditional sonar, CHIRP clearer and CHIRP sidev capabilities. Each display size for the echomap combos is offered with either U.S. Bluechart G2 charts, U.S. Lakev HD maps, Canada lakev HD maps or a worldwide basemap. New Garmin QuickDraw contours software feature lets you create your own maps, with up to 1-foot contour lines, on any body of water.