All-in-one Broadband Sounder and DownScan Imaging capability.Hybrid Dual Imaging (HDI) Skimmer Transducer uses Broadband Sounder (83/200kHz) plus DownScan Imaging (455/800kHz). The Sounder operates at depths up to 1,000'. The DSI signal features a maximum depth capability of 350'. This unit is compatible with Broadband Sounder sonar of HDS. It also has a removable mounting neck. Includes a stainless steel ratchet system for transom mount. It works with Lowrance Scupper Mount and Lowrance HDI Trolling Motor Adapter.Key FeaturesWorks with Elite HDI, HDS Gen2 Touch and NSS evo2 modelsIdeal for inland and inshore coastal anglingTransducer Frequency: 83/200kHz and 455/800kHzHybrid Dual Imaging (HDI) combines Broadband Sounder and DownScan Imaging capability. Broadband Sounder marks fish arches and tracks lure action.DownScan Imaging provides picture-like detail of structure and bottomDownScan Imaging Overlay overlays DownScan Imaging onto Broadband Sounder display, separates and clearly exposes fish targets from surrounding structure with fully adjustable overlay transparency and color palettesTrackBack Into Sonar History scrolls back sonar history to review covered areas and pinpoint interesting spotsIncludes stainless steel ratchet systemSpecificationsApplication: Works with Elite HDI, HDS Gen2 Touch and NSS evo2Style: Transom mountCable Length: 20'(6m)Monitors: Depth/TemperatureMaterial: PlasticTransmit Power: 600W (RMS)Frequency: 83/200/455/800kHzMax. Depth: 1000'/300' (DI)Beamwidths: 6.4/12