Garmin BlueChart Map for Garmin GPS Units, Norfolk-Charleston (MUS007R) Made By: GARMIN USA INC Model Number: 010-C0021-00 See Description Complementing Garmin’s new line of handheld mapping units and marine chartplotters, BlueChart cartography is designed to provide interactive viewing of detailed nautical chart data. BlueChart provides navigators with innovative object oriented cartography. Descriptive details for features typically found on nautical charts can easily be viewed with a simple key press. Cursor movements over the chart provide […]