Looking for Answers about Lowrance Lowrance® HDS-7 Gen2 Fishfinder/GPS Chartplotter?

6.4" 480V x 640H pixel full VGA color displayBrilliant, enhanced SolarMAX™ PLUS display for superior sunlight and wider-angle viewingPure-white LED screen/keypad backlighting fully adjusts to zero-dim for night viewingBuilt-in, exclusive Insight USA® mapping or Enhanced US basemapReal-time StructureMap™ capabilityAward-winning Broadband Sounder™Internal GPS AntennaAdvanced MemoryThe Lowrance® HDS-7 Gen2 Fishfinder/GPS Chartplotter offers excellent viewing detail in a large, 6.4” 480V x 640H pixel full VGA color display format that features a brilliant, enhanced SolarMAX PLUS display for superior sunlight and wider-angle viewing.  The pure-white LED screen/keypad backlighting fully adjusts to zero-dim for night viewing. All Lowrance HDS Gen2 Fishfinder/GPS Chartplotters come standard with Real-time StructureMap capability, award-winning Broadband Sounder, a super-accurate Internal GPS Antenna, and Advanced Memory.  The HDS-7 Gen2 is available with your choice of built-in exclusive Insight USA® mapping or Enhanced US basemap.HDS features:Fastest HDS® ever. Lightning-fast chart updates.Real-time StructureMap™ capability for overlaying StructureScan® Sonar Imaging data and maps to create a more lifelike underwater view.Award-winning Broadband Sounder™ comes standard on all HDS fishfinder models! Mark and display everything underwater at higher speeds and at greater depths to 3,000"Super-Accurate, Internal GPS Antenna comes standard on all HDS chartplotter models! Reliable position accuracy in navigation with high-sensitivity GPS receiver with WAAS corrections.Insight USA® High-Definition Mapping is included with most HDS chartplotter models! Dynamic contour relief shading produces a lifelike presentation of underwater topography.Advanced Memory with up to two waterproof SD card slots to load Nautic Insight® HD or Navionics® map options. You can also record and save vital sonar and navigation data, and upload future HDS software feature updates.