Altina A600 - Manual (Page 40)

Unit Selections
All distances are displayed in imperial or metric units.
1 Imperial (Miles and yards) for USA and the UK.
2 Metric (Kilometers and meters) for Germany and Canada.
Application Font select
Use Large fonts - makes the display easier to read especially in bad lighting.
On Map Information
To display - select any, none or all of the following.
1. Latitude / Longitude.
2. Velocity / Altitude.