Best GPS Devices - Internal, Marine Designation, 12 Channels Receiver type

'Pop in a microSD card and some batteries and you're ready to go.'

'rugged, metal-plated, waterproof case'

'handheld device'

'smooth panning and screen'

'you'll see an alert displayed letting you know that new maps are available for that unit.'

'removable memory'

'removable memory allows for almost unlimited storage of routes and other data'

'removable memory'

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

'decent size 2.7 inch'

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

'decent size 2.7 inch'

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

'decent size 2.7 inch'

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

'decent size 2.7 inch'