Global Positioning System (GPS) is a space-based global navigation satellite system that provides reliable location and time information in all weather and at all times and anywhere on or near the Earth when and where there is an unobstructed line of sight to four or more GPS satellites. It is maintained by the United States government and is freely accessible by anyone with a GPS receiver.
Sat Nav Tom Tom & Garmin
GO 700 In Car GPS Satellite Navigation With European Mapping & Bluetooth by TomTom do away with the need to touch the screen.
Sat Nav Tom Tom & Garmin