Marine GPS

Key Features

  • Explore
  • Get Your Bearings
  • Share Wirelessly
  • Keep Your Fix
  • Add Maps
  • Add Maps
  • Get Connected
  • Find Fun


For boaters and watersports enthusiasts who want to run with the best, the rugged GPSMAP 78s features a 3-axis compass, barometric altimeter, crisp color mapping, high-sensitivity receiver, new molded rubber side grips, plus a microSD™ card slot for loading additional maps. And it floats!

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