High Sensitivity, WAAS-Enabled GPS Receiver
Features A 2.55-InchH X 1.53-InchW, Transflective Color Tft Display With 240 X 400 Pixel Resolution
Features Built-In Worldwide Basemap With Shaded Relief
Wireless Sharing Of User Tracks, Waypoints, Routes & Geocaches Between Units
5 User Profiles – Automotive, Marine, Recreation, Fitness Or Geocache

Product DescriptionSaltwater mariners will love the built-in detailed BlueChart g2 coverage for the coastal U.S. and the Bahamas in the 400c. The chart detail includes shoreline,depth contours, navaids and port plans.Amazon.com Product Description–January 21, 2008Amazon.com Product Description–January 21, 2008 Whether you’re sailing the high seas or hiking the backcountry,Colorado 400c is your all-in-one adventure guide. Preloaded with BlueChart® g2 coastal charts, Colorado is made with the saltwater mariner in mind. Packed with features, it includes a high-sensitivity receiver, barometric altimeter, electronic compass, SD card slot, color display, picture viewer and more. Even exchange tracks, waypoints, routes a… More >>
Garmin Colorado 400c Portable GPS System with Preloaded Coastal Waters Maps

Worldwide shaded relief basemap
microSD card slot for optional mapping
3-Axis compass & barometric altimeter
Preloaded with US Bluechart g2 data including AK, HI & Bahamas
Floats, buoyant

Product DescriptionFeaturing a bright 2.6-Inch LCD color display with built-in basemap and high-sensitivity GPS receiver, the GPSMAP 78 series takes recreational navigation to a whole new level. All three models are waterproof, and include a built-in microSD card slot for loading additional maps and a dedicated MOB (man over board) button…. More >>
Garmin GPSMAP 010-00864-02 2.6-Inch Marine GPS Navigator and Coastal Chartplotter

Compact 5″ chartplotter with built-in Navionics cartography, easily upgraded to Navionics Gold or Navionics Platinum Compact Flash Cards (sold separately)
Built-in 12 Channel GPS Receiver with WAAS
Sunlight Viewable High Resolution VGA (640×480) display
Fully waterproof enclosure
Tilt swivel mount features cable management and quick release for easy removal from the boat

Product DescriptionRaymarine A50 Compact 5″ Chartplotter Sunlight Viewable high resolution VGA (640×480) for pixel perfect chart detail with US Charts built in…. More >>
Raymarine A50 E62184-US 5-Inch Marine GPS Navigator and Chartplotter with US Coastal Maps