Humminbird 581i HD DI Combo

Technical Features for Humminbird 581i HD DI Combo

Product # 408990-1
Internal GPS Combo

The Humminbird 581i HD DI Combo features an ultra high resolution 16 level grayscale 640V x 320H 5" FSTN LCD display and Dual Beam Plus™ sonar with 2400 Watts PTP power output, with GPS chartplotting and trackplotting, built-in UniMap, a card slot for maps and saving waypoints and a quick disconnect mounting system.

581i HD DI Combo Features:

  • GPS Chartplotting & Fishing System
  • 5" FSTN LCD Display
  • Internal GPS Receiver
  • Pre-Loaded UniMap (More Details)
  • Transducer Included
    - Model: XNT-9-DI-T
    - Mounting Type:Transom
    - Temperature/Speed: Capable
    - GPS Speed Included
  • SwitchFire Sonar (More Details)
  • DualBeam PLUS (More Details)
    -200kHz / 28° @ -10db
    -455khz / 16° @ -10db
  • Down Imaging®
    -455kHz / 75° @ -10db
    -800kHz / 45° @ -10db
  • Target Separation:
    -2 1/2"
  • Depth Capability:
    -800 ft
  • Power Output:
    -2400W (PTP), 300W(RMS)
  • Quick Disconnect Mounting System
  • Waypoints, Routes, Tracks/Points:
    -2,500, 50, 50/20,000
  • Custom View & Digital Readout Selections
  • Selectable Display Colors
  • Wide/Narrow Cone Split Screen
  • Split Screen Zoom & Bottom Lock
  • Large Digits View
  • 3D Chart View
  • Upgradeable Internal Software
  • HumminbirdPC
  • SD Card Slot
  • Instant Image Update
  • Selective Fish ID+
  • Real Time Sonar
  • Sonar Echo Enhancement
  • Triplog
  • X-Press™ Menu System
  • Fully Waterproof

The Humminbird Fishfinder 581i HD DI COMBO has many exciting features for users of all types. You can extend the lifetime of your Humminbird Fishfinder 581i HD DI COMBO with the purchase of a FactoryOutletStore Extended Warranty. See the Humminbird Fishfinder 581i HD DI COMBO product video and gallery images above for more details. FactoryOutletStore stocks a full line of accessories like 10' Transducer Extension Cable, 30' Transducer Extension Cable, and 6' Power Cable for the Humminbird Fishfinder 581i HD DI COMBO. The Humminbird Fishfinder 581i HD DI COMBO is sold as a Brand New Unopened Item.
  • Technical Features

humminbird fishfinder 581i hd di combo
No Longer Manufactured.

Brand New Includes One Year Warranty

Returnable Item: 30 Day Guarantee i

Humminbird Specials on Fishfinders and GPS Systems

Humminbird Resources on Sonar Features
(800) 720-6775

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