Garmin GPSMAP 4012 features

• Garmin radar compatible: yes
• Garmin sonar compatible: yes
• CANet™ compatible: no
• Garmin Marine Network™ compatible: yes
• Supports AIS (tracks target ships' position): yes
• Supports DSC (displays position data from DSC capable VHF radio): yes
• Audible alarms: yes
• Tide tables: yes
• Hunt/fish calendar: no
• Sun and moon information: yes
• 3D map view: yes (with optional BlueChart g2 Vision card)
• Auto Guidance: yes (with optional BlueChart g2 Vision card)
• Automatic routing (turn by turn routing on roads): no
• XM WX Weather & Radio for U.S. compatible: yes
• Voice prompts (e.g. "Turn right in 500 ft."): no
• Remote control: no
• Headphone jack/audio line-out: no
• Audio/video input/output: yes
• Portable: no
• Automotive/motorcycle-friendly: no

• Unit dimensions, WxHxD: 14.8" x 9.5" x 4.6" (37.6 x 24.1 x 11.7 cm)
• Display size, WxH: 9.7" x 7.3", 12.1" diagonal (24.6 x 18.5 cm, 30.7 cm diagonal)
• Display resolution, WxH: 1024 x 768 pixels
• Display type: XGA display
• Weight: 10.0 lb (4.5 kg)
• Battery: none
• Battery life: none
• Waterproof: yes (IPX7)
• Antenna: external
• NMEA output: NMEA 0183, NMEA 2000
• RoHS version available: no

• Basemap: yes
• Preloaded maps: no
• 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