Choose between G2 or G2 Vision. Please note, this is SD/Micro SD Option. Bluechart® g2 mapping features smooth layering and seamless integration of map graphics for easy panning, scrolling and zooming. With rich colours and shading for easy interpretation and clear visibility, this marine charting offers comprehensive IALA navaid symbology. A choice of 3D ‘Mariner’s View’ map perspective, or the familiar 2D direct overhead view makes chart reading and orientation easier. Enhance your nautical navigation with BlueChart g2 Vision high-precision charting. Garmin’s most detailed digital marine data contains premium mapping features including high-resolution satellite imagery, 3D perspectives above and below the waterline, AutoGuidance technology, aerial photography of ports, harbours, marinas and waterways and coastal roads with points of interest. BlueChart g2 Vision gives mariners greater capabilities on the water, with useful navigation landmarks and marine landscape detail to boost your chartplotting technology.