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Humminbird 688ci HD DI Combo


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Product Color
Quantity Price & availability


Color 5" 640x480

  • $499.99

  • SKU: 2056985

  • In Stock
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See what you're missing! Humminbird's® 688 HD DI Combo features High-Definition Down Imaging Sonar on a best-in-class 5" HD color screen. Combined with SwitchFire down-looking sonar with Clear and Max modes. Use clear mode to filter out underwater clutter and Max modes to show thermoclines and lure movement. Maximum depth: 350' (DI), 600' (2D). Power Output: 4,000 watts (PTP) and 500 watts (RMS). Down Imaging 455 kHz/75 degrees 800 kHz/45 degrees. Dual beam PLUS w/ Switchfire 200 kHz/28 degrees 455kHz/ 16 degrees. Made in USA.

  • Ultra-bright 5" HD (640V x 480H) color display
  • DualBeam Plus™
  • Down Imaging®
  • SwitchFire®
  • Precision GPS
  • Built-in UniMap™
  • Max. depth: 350' (DI) and 600' 2D
  • Sonar coverage: 20º/60º
  • Speed/Temperature included

Manufacturer model #: 409460-1.

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