Best GPS Devices - Marine Designation, North America Maps

'good navigational experience'

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

'rugged, metal-plated, waterproof case'

'handheld device'

'variable-use global positioning device'

'such a huge screen'

'Its compatibility with the remote control makes it more flexible.'

'high quality display'

'The 740S version is compatible and ready for the additional BlueChart Vision G2, sonar, or audio weather units later too.'

'The 740 package ships with the display unit, a protective front panel cover, mounting bracket, power/NEMA 0183 cable, owner's manual, quick reference guide, and installation instructions. '