GPSMAP 441S Combo with Dual Frequency Transducer

Features an ultra-bright 4" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds. Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will always know their position at sea. It's ready to go with built-in BlueChart g2 marine cartography of the coastal united states - including Alaska, Hawaii and Explorer Chart data of the Bahamas. Mainers can navigate the open waters with ease knowing that these new units include Garmin's proven easy-to-use interface design.

Features and Specifications:

• Ultra-bright 4" diagonal QVGA display, 240 x 320 pixels - over 800 nits of brightness
  
• NMEA 2000 certified for seamless integration with the Garmin marine lineup
  
• Preloaded worldwide marine basemap
  
• Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather
  
• Built-in high-sensitivity GPS receiver
  
• High-speed processor for fast screen redraws and smooth panning
  
• Streamlined user interface makes it simple to select modes and features
  
• Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to an SD card
  
• Optional BlueChart g2 Vision cards provide marine chart detail and enhanced navigation features like Auto Guidance, satellite imagery, 3-D Mariner's Eye View and 3-D Fish Eye View
  
• Backlit keypad for easy operation in low light conditions
  
• Unit dimensions: 5.0"H x 5.7"W x 2.7"D
  
• Power output: 500 watts (RMS) 4000 watts (peak to peak), dual beam
  
• Depth: 1500 feet/500 meters (dual beam)
  
• Use a dual frequency transducer 50 kHz (45 degrees), 200kHz (10 degrees) for maximum saltwater performance
  
• Patented transom/trolling mount transducer
  
• UltraScroll high rep rate sonar provides lightning-fast screen updates
  
• AutoGain technology enhances target visibility
  
• See-Thru technology shows weak and strong returns simultaneously
  
• Water temperature log graphically records water temp data
  
• A-scope
  
• Whiteline
  
• Adjustable depth line helps gauge desired fishing levels and bottom clearance
  
• Split zoom display offers a closer look at fish targets and bottom structure
  
• 2X, 4X, and bottomlock zoom
  
• Adjustable keel offset
  
• Alarms for fish size, shallow water, deep water, and low batter
  

What's in the Box:

• GPSMAP 441/441s*
• Tilt/swivel mount
• Protective front cover
• Power/data cable
• Documentation

Physical & Performance:
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)
Battery:	none
Battery life:	none
Waterproof:	yes (IPX7)
High-sensitivity receiver:	yes
Antenna:	internal
NMEA input/output:	NMEA 0183 compatible and NMEA 2000 certified

Maps & Memory:
Basemap:	yes
Preloaded maps:	yes (coastal maps)
Ability to add maps:	yes
Built-in memory:	none (cannot load maps to internal memory)
Accepts data cards:	SD™ card slot
Waypoints/favorites/locations:	3,000
Routes:	100
Track log:	10,000 points; 50 saved tracks

Features:
Garmin radar compatible:	no
Garmin sonar compatible:	yes
CANet® compatible:	no
Garmin Marine Network™ compatible:	no
Touchscreen:	no
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
3-D 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
Speaks street names (e.g. "Turn right ON ELM STREET in 500 ft."):	no
Remote control:	no
Headphone jack/audio line-out:	no
Audio/video input/output:	no
Portable:	no
Automotive/motorcycle-friendly:	no