Mark-4 CHIRP

Mark-4 CHIRP Fishfinder/Chartplotter All-NEW, easy-to-use 4.3-inch fishfinder/chartplotter that combines CHIRP Sonar with DownScan Imaging™ technology, super-bright, LED-backlit grayscale display, built-in GPS antenna and high-definition mapping options.
Manufacturer: LOWRANCE
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KEY FEATURES

CHIRP sonar advantages:

  • Easier to identify and distinguish bait and game fish targets
  • Better target identification at greater depths 
  • Mark fish clearly at faster boat speeds

Exclusive Lowrance Elite-4 CHIRP advantages:

  • Lowrance-exclusive, brilliant, high-resolution, 4.3-inch, LED-backlit display
  • CHIRP Sonar plus DownScan Imaging™ -- the power of today’s leading fishfinder technologies combined to provide the best possible view beneath your boat.
  • Highly accurate, built-in GPS antenna plus a detailed U.S. map featuring more than 3,000 lakes and rivers and coastal contours to 1,000 feet.
  • Optional chart upgrades include Lake Insight™ and Nautic Insight™ PRO and HD, Navionics+, and HotMaps® Premium, Fishing Hotspots® PRO and Jeppesen C-Map Max-N.
  • Create your own map from real sonar data that you record with Insight Genesis™ 
  • DownScan Overlay™ technology overlays DownScan Imaging onto CHIRP Sonar
  • Advanced Signal Processing (ASP) reduces the need to manually adjust settings to see fish, structure and bottom detail more clearly
  • TrackBack™ to review recorded sonar history including structure, transitions or fish targets, then pinpoint locations with a waypoint.
  • New page selector menu with quick access to all features using one-thumb operation
  • Multi-Window Display lets you quickly choose from pre-set page layouts -- including a three-panel view with chart, CHIRP sonar ranges and DownScan Imaging.
  • Supported by Lowrance Advantage Service program

SPECIFICATIONS

Overview
Display4.3 inches / 109.22 mm
ResolutionMonochrome TFT 480 x 272
Backlighting11-Level LED
Power Output: RMS (PTP)Max 500W RMS
Operating Frequency455/800 kHz (DownScan Imaging™), Low, Med, High (CHIRP), 50 kHz/83kHz/200kHz
Languages30
Media PortOne (1) high-capacity microSD slot
Operating Voltage12 vDC (10-17 vDC min-max)
WarrantyOne year