GPSMAP® 78s
Top Choice For All Watersport Enthusiasts
Boaters and watersport enthusiasts everywhere swear by the GPSMAP 78s. It feature a bright 2.6" LCD color display with built-in worldwide basemap and a special MOB (man overboard) button.
What's more, these waterproof devices are designed to float. The GPSMAP 78s also has a 3-axis compass and barometric altimeter.

Main functions
- 2.6″ LCD monochrome display
- High-sensitivity GPS receiveer for optimum reception and performance
- Slot for microSD™ card
- USB interface
- Wireless data transfers
- Floats
- MOB (man overboard) button: shows distance and bearing to the position where the button was pressed
- 3-axis electronic compass and barometric altimeter
- Can be enhanced with BlueChart® g2 HD charts
- NMEW 0183 support
In the Box
GPSMAP 78s
Wrist strap
USB cable
Quickstart Guide