Description:

The GPSMAP 420 is a sleek, space-saving chartplotter that features an ultra-bright 4” QVGA display; built-in, satellite-enhanced worldwide basemap and simplified user operation. The 420 also has an SD card slot so you can add additional features with the optional BlueChart® g2 Vision card.
The 420’s basemap contains worldwide satellite images in place of more traditional maps, and its SD card slot makes it easy to add additional maps without connecting to a computer. With fewer keys and a simple, intuitive interface, the 420 makes navigating your way through the water easy.

Features:

• Garmin sonar compatible
• CANet™ compatible
• Supports AIS (tracks target ships' position)
• Supports DSC (displays position data from DSC capable VHF radio)
• Audible alarms
• Tide tables
• Sun and moon information
  

Details:

• Unit dimensions, WxHxD:  5.7" x 5.0" x 2.7" (14.5 x 12.7 x 6.9 cm) 
• Display size, WxH:  2.4" x 3.2", 4.0" diagonal (6.1 x 8.1 cm, 10.2 cm diagonal) 
• Display resolution, WxH:  240 x 320 pixels 
• Display type:  QVGA display 
• Weight:  1.3 lb (590 g) 
• Waterproof: (IPX7) 
• Antenna:  internal 
• NMEA output:  NMEA 0183 
• Basemap
• Ability to add maps:  yes 
• Built-in memory:  none (cannot load maps to internal memory) 
• Accepts data cards:  SD card slot 
• Waypoints:  1,500 
• Routes:  20 
• Track log:  10,000 points; 20 saved tracks

Includes:

• GPSMAP 420/420s*
• Tilt/swivel mount
• Protective front cover
• Power/data cable
• Owner's manual

*Note: 420s package includes dual frequency transducer