See also:

Battery Replacement
The recommended replacement battery is CR2032. NOTE: • Perchlorate Material — special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate • Do not touch the battery terminal ...

Conference Call
When two calls are in progress (one active and one on hold), press and hold the button until you hear a double beep indicating that the two calls have been joined into one conference call. ...

Compass Variance
Compass Variance is the difference between Magnetic North and Geographic North. To compensate for the differences, the variance should be set for the zone where the vehicle is driven, per the zone ...