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For boaters and watersports enthusiasts, the rugged GPSMAP 78 features crisp color mapping, high-sensitivity receiver, new molded rubber side grips, plus a microSD™ card slot for loading additional maps. And it floats!
• Accurate headings even when the unit is not held level (78s, 78sc)
• Worldwide built-in basemap with shaded relief
• 1.7 GB of internal memory plus microSD™ card slot for loading additional maps
• High speed USB interface (78s, 78sc models), full speed USB (model 78) and NMEA 0183 (all GPSMAP 78 nmodels)
• 2.6" LCD Sunlight readable color display (160 X 240 pixels)
• 7.7 oz. including batteries (up to 20 hr battery life)
• Turn by turn routing on roads
• IPX7 waterproof rating
The 78s version adds a 3-axis compass, and a barometric altimeter.
The 78sc version adds a 3-axis compass, a barometric altimeter, plus US coastal charts
GPSMAP 78 comes with built-in worldwide basemap, so you can navigate anywhere with ease. And, like the rest of the 78-series, the 78 is water resistant (IPX7) and even floats in water.
Get Your Bearings - Models 78s and 78sc
GPSMAP 78s has a built-in 3-axis tilt-compensated electronic compass, which shows your heading even when you’re standing still, without holding it level.
Its barometric altimeter tracks changes in pressure to pinpoint your precise altitude, and you can even use it to plot barometric pressure over time, which can help you keep an eye on changing weather conditions.
Share Wirelessly - Models 78s and 78sc
With GPSMAP 78s and 78sc models you can share your waypoints, tracks, routes and geocaches wirelessly other compatible device users. Now you can send the location of your favorite fishing spot to a friend to find. Sharing data is easy. Just press “send” to transfer your information to similar units.
Explore Coastal Waters - Model 78sc
GPSMAP 78sc comes with built-in BlueChart® G2 coastal charts and a worldwide basemap with imagery — perfect for all your sailing and coastal hiking pursuits.
Map detail includes shorelines, depth contours, navaids, harbors, marinas and more for the U.S. and Bahamas.
Keep Your Fix —
With its high-sensitivity, WAAS-enabled GPS receiver and HotFix™ satellite prediction, GPSMAP 78 locates your position quickly and precisely and maintains its GPS location even in heavy cover and deep canyons. Whether you’re in deep woods or just near tall buildings and trees, you can count on GPSMAP 78 to help you find your way when you need it most.
Add Maps —
Adding more maps is easy with our wide array of detailed marine, topographic and road maps, available on microSD card.
Conveniently plug in BlueChart® g3 preloaded cards for a great day on the water or City Navigator NT® map data for turn-by-turn routing on roads (see maps tab for compatible maps). The card slot is located inside the water resistant battery compartment, so you don't have to worry about getting it wet.
GPSMAP 78 also supports BirdsEye™ Satellite Imagery (subscription required), that lets you download satellite images to your device and integrate them with your maps.
In addition, the 78 is compatible with Custom Maps, free software that transforms paper and electronic maps into downloadable maps for your device.
Get Connected —
You've been busy exploring and now you want to store and analyze your activities. With a simple connection to your computer and to the Internet, you can get a detailed analysis of your activities and send tracks to your outdoor device using Garmin Connect™.
This one-stop site offers an activity table and allows you to view your activities on a map using Google™ Earth.
Explore other routes uploaded by millions of Garmin Connect users and share your experiences on Twitter® and Facebook®.
Find Fun —
GPSMAP 78 supports geocaching GPX files for downloading geocaches and details straight to your unit.
GPSMAP 78 stores and displays key information, including location, terrain, difficulty, hints and descriptions— which means no more manually entering coordinates and paper printouts.
Simply upload the GPX file to your unit and start hunting for caches.