A Navigation package is a set of functional enhancements to assist in the operation of a vehicle, sold and priced as a unit.
This package may contain one or more of the following enhancements:
- GPS receiver to determine the location of the vehicle
- Enhanced odometer sensing by computer
- Electronic compass, usually presented on or near the central rear-view mirror
- CD-ROM drive or other computer storage of mapping information
- LCD display device for presentation of maps and navaigation information
- Voice synthesizer for the acoustic presentation of turning instructions to the driver