Best GPS Devices - Keypad User interface, City Navigation Maps, 1 to 64 MB Built in memory

'variable-use global positioning device'

'such a huge screen'

'Compared to other multi purpose GPS receivers on the market, it is midpriced at around $325..'

'decent size 2.7 inch'

'one small device that serves as my PDA, cellular phone, and GPS'

'intriguing convergent device'

'Palm OS 5 operating system is easy to use'