Top-of-the-line sonar technologies provide the best possible view of the environment beneath your boat.Both CHIRP and Scanning Sonar: Its got both CHIRP and DownScan Imaging built in, so you get the clearest view of fish, structure and the bottom. CHIRP provides more definition and better target separation than traditional sonar, and DownScan Imaging provides a nearly photographic image of whats down below. Enhanced sonar sensitivity, excellent target separation and superior noise rejection make seeing baitfish and gamefish targets easier. Full color LED-backlit displays are bright and clear in all lighting conditions, and all functions are controlled and accessed via a simple keypad.Nautic Insight PROCartography:This device comes with C-MapNautic Insight PROCartography, which includes detailed contour intervals for over 9,000 lakes in the 48 Lower States and high-resolution bathymetry for all U.S. coastlines. This technology brings you both fresh- and saltwater Fishing Hot Spots and Points of Interest and contains updated Fish and Wildlife regulations and records. Dynamic tides and currents, port information and detailed harbor charts come standard. Additional depth contours can be added via crowd-sourced data generated by Lowrance, Simrad and B&G user communities.Key FeaturesCHIRP Sonar plus DownScan Imaging: the power of today's leading fishfinder technologies combined to provide the best possible view beneath your boatDownScan Overlay technology overlays DownScan Imaging onto CHIRP SonarAdvanced Signal Processing (ASP) reduces the need to manually adjust settings to see fish, structure and bottom detail more clearlyTrackBack to review recorded sonar history including structure, transitions or fish targets, then pinpoint locations with a waypointInternal GPS antenna: Highly accurate, built-in 10Hz GPS antennaConvenient Page selector menu with quick access to all features using one-thumb operationMulti-Window Display lets you quickly choose from pre-set page layouts - including a three-panel viewmicroSD card slot for adding maps. Use your Insight Genesis custom maps created from your own sonar logs or compatible maps. Lake Insight and Nautic Insight PRO, Navionics +, C-MAP MAX-N, Fishing Hot Spots PRO, &