The Garmin GPS Map 556 is an improved and updated version of the very popular 555 unit. With all the features that made the 555 great but with the added benefit of a new faster processer and increased screen quality. Features: *Compact easy to see screen - ultra-bright 5" QVGA color display *High speed processing - high-speed digital design for increased map drawing and panning speeds. *No need for additional mapping costs - built-in satellite-enhanced basemap preloaded with marine charts for the U.K. and Ireland. *Upgrade your mapping - accepts BlueChart® g2 Vision cards for added features and functionality such as high-resolution satellite imagery, Mariner’s and Fish Eye views and Auto Guidance technology. *Connect to your other instruments - NMEA 2000 Compatible
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