Top-of-the-line sonar technologies provide the best possible view of the environment beneath your boat.Accurate CHIRP Sonar: Its got CHIRP sonar built in, so you get a crisp view of fish, structure and the bottom. CHIRP provides more definition and better target separation than traditional sonar, giving you a clear view of what's 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-Map Nautic Insight PRO Cartography, 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: the power of new and more accurate sonar to provide a better view beneath your boatAdvanced 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, & Insight Genesis are all compatible with this technology.Whats in the BoxHook-5 Chartplotter/FishfinderTransducerPower cableDocumentation packFuse