Best GPS Devices - 2 to 4 inch Screen Size, USB PC Interface, 3584 to 40000 MB Built in memory

'The 42 channel GPS receiver is WAAS enabled for greater accuracy.'

'nice looking user interface'

'speedy menu navigation'

'From the time you turn on the system until you receive your first clear voice prompts with turn instructions, you never doubt which choices to make, nor and that you will reach your destination.'