Humminbird 406230-1CHO Humminbird 981C SI CHO, Control Head Only - Fishfinders
Code: 25289
$635.28

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The 981c SI maps enormous areas of the bottom revealing topography and structure with picture like detail

981C SI CHO Features:
  • View enormous areas of the bottom with picture-like detail using Side Imaging sonar
  • Brilliant, 7" sunlight viewable color display with 480V x 854H resolution
  • Dual microprocessors and triple channel sonar transmitter/receiver deliver fast, smooth operation
  • Memory card expansion slot to save Screen Snap Shots or optional cartography
  • GPS Ready - Full screen trackplotter, 3D track and split screen sonar/track with adjustable split
  • Programmable view presets access important screens with one touch
  • Plug & Play compatibility with WeatherSense Barometric Pressure, SystemLink and Wireless Sonar Link Advanced Accessories
  • In-dash or Gimbal mount.

  • Fresh & saltwater set up options for optimal performance in any environment
  • Water surface temperature included in transducer, speed paddelwheel included
  • Complete GPS Trackplotting capability to show position, mark hotspots and easily find your way home with optional GPS connected
  • PC Connection capability to save waypoints, and upgrade internal software
  • Accelerated Real Time Sonar operates at up to 40 times per second to instantly capture the action under the boat
  • X-press menus place most important setting at your fingertips
  • Freeze Frame pauses the sonar scroll for detailed inspection of the screen
  • Instant Image Update immediately shows the results of setting changes for the most accurate fine tuning
  • Sonar Echo Enhancement technology is so sensitive itll track a jig to over 40ft and separate targets within 2 inches!
  • Fully gasketed waterproof design & it floats
  • Selectable large digit screen for easy-to-read number display
  • Backlight for night viewing
  • TripLog with distance, elapsed time, and average speed
  • Totally automatic operation or totally manual operation with upper and lower range control
  • Temperature graph overlay and audiable temperature alarm
  • One-touch Zoom with 2x, 4x, 6x, and 8x zoom levels
  • Adjustable chart speed
  • Feature memory retains your settings
  • One-year limited warranty
  • Assembled in U.S.A.