Step up to the ultimate fishfinding clarity with new, highdefinition Active Imaging™ HD 3-in-1 sonar. Get the clearest images of fish and structure from Lowrance® CHIRP sonar, high-frequency (up to 1.2MHz) SideScan/ DownScan Imaging™, plus FishReveal™ DownScan and a new FishReveal SideScan* view, making fish identification easy.Compatibility: HDS® PRO comes with support for Active Imaging HD. HDS® LIVE, HDS® Carbon, and Elite FS® require an S3100 Sonar Module.