I have the Humminbird 581i DI combos on sale right now for $299.00....you can use the freeship promo code on this one when checking out. This is excellent monochrome fishfinder and includes 2D sonar and Down Imaging. This package is complete with internal GPS, all mounting hardware, transducer etc.

You can call to order or place your order online.

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Brian

BBG Marine Electronics


581i DI Fishfinder/GPS Combo with Down Imaging
Part #: 408470-1

The 581i Combo features an ultra-high resolution, 16 level grayscale 640V x 320H 5" display, DualBeam sonar with 2000 Watts PTP power output, and GPS Chartplotting with built-in UniMap.

Features:

  • Dualbeam plus sonar delivers wide coverage and better bottom definition
  • Ability to freeze frame allows user to mark exact structure location
  • Real Time Sonar window (RTS)
  • Selective fish ID
  • Split screen zoom
  • Quick disconnect mounting system
  • Water temperature and GPS speed included
  • Sonar echo enhancement
  • Front mounted internal GPS allows in-dash mounting
  • Single Front Side SD card slot
  • 5" mono FSTN LCD
  • 640V x 320H
  • 16 Level Grayscale
  • GPS Speed Included
  • 83 kHz/60 degrees & 200 kHz/20 degrees
  • Down Imaging
    • 455 kHz/86 degrees
    • 800 kHz/55 degrees

  • 250 Watts RMS
  • 2000 Watts PTP
  • 50 Channel GPS
  • UniMap Built-in
  • Navionics Compatible