Owner's Manual
Page 17
... a higher speed, such as current speed, distance to determine your destination by displaying a compass and a bearing pointer. The electronic compass (Oregon 300, 400t, 400c, 400i, 550, and 550t) is not necessary if you want to ensure maximum accuracy. If you are using an... Oregon 550 or 550t. It also provides navigation data such Oregon Series Owner's Manual Basic Navigation as traveling in automobile, the compass uses GPS signals to the next point on...
... a higher speed, such as current speed, distance to determine your destination by displaying a compass and a bearing pointer. The electronic compass (Oregon 300, 400t, 400c, 400i, 550, and 550t) is not necessary if you want to ensure maximum accuracy. If you are using an... Oregon 550 or 550t. It also provides navigation data such Oregon Series Owner's Manual Basic Navigation as traveling in automobile, the compass uses GPS signals to the next point on...