Features:

• Waterproof/(IPX7) 
• Remote antenna 
• NMEA input/output-0183  
• Basemap/Ability to add maps
• Accepts Garmin data cards 
• 3000 Waypoints/favorites/locations
• 50 Routes
• Track log/5,000 points 
• GPSMAP 2106 accepts optional BlueChart g2 data cards to give you 3D maps/tides/currents/depth contours
  navaids/port plans/marine services/points of interest (POIs)/photo references/3D "mariner's eye view"/traditional 2D direct-overhead view
• 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
• Unit Size  10.3" x 6.5" x 3.3" 
• Display  5.1" x 3.8", 6.4" diagonal 
• Display resolution,  640 x 480 pixels 
• Display type,  256-color LCD 

In The Package

• GPSMAP 2106
• Worldwide Marine Basemap
• GPS 17 WAAS-enabled sensor
• Power/data cable
• CANet™ cable
• Bail mount
• Protective cover
• Template for flush mounting
• Owner's manual
• Quick reference guide
• Installation guide