Detailed Product Description Marine GPS Chart Plotter, marine GPS, Plotter, marine GPS Navigator, marine GPS navigation, Works with C-map Max ... including: - Course Plot - Nav Data - Steering Display - Highway 6) High performance GPS receiver7) User SD card to save ... Drag, Arrival, Speed, Voltage, Proximity, Waypoint and Time 10. Nav Data Input/OutputInput:$--BWC, $--BWR, $--DBT, $--DPT, $--GGA, $--GLL ...