Model: 411940-1 ---Keypad control: Master HELIX at the touch of a button. Access the pre-loaded views from the user-friendly menu system, operated by softkey controls that allow you to reliably operate your fish finder in any conditions. ---MEGA Side Imaging: See the world below like never before with crystal-clear viewing out to 125 feet on either side of your boat. You'll unlock new details with up to 3X more detail than standard Side Imaging sonar. ---MEGA Down Imaging: Get unprecedented underwater clarity with coverage down to 125 feet below your boat. You'll unlock new details with up to 3X more detail than standard Down Imaging sonar. ---Dual Spectrum CHIRP sonar: Before you cast, know what's down there thanks to highly-detailed fish arches and a clear view of fish-holding structure and the bottom.
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