SUUNTO AMBIT2 R User Guide - Manual (Page 33)

8 NAVIGATION
8.1 Using GPS
Suunto Ambit2 uses Global Positioning System (GPS) in determining
your current position. GPS incorporates a set of satellites that orbit
the Earth at an altitude of 20,000 km at the speed of 4 km/s.
The built-in GPS receiver in Suunto Ambit2 is optimized for wrist
use and receives data from a very wide angle.
8.1.1 Getting GPS signal
Suunto Ambit2 activates GPS automatically when you select a sport
mode with the GPS functionality, determine your location, or start
navigating.
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