Thru-hull LSS-2 StructureScan HD transducers deliver extreme target detail, bottom discrimination, and bait and game fish separation at depths down to 300'/92M and a wider range of 600'/183M with side-to-side coverage. All StructureScan HD transducers are packed with an enhanced dual-frequency element array that operates at 455 kHz and 800 kHz. These stainless steel transducers are sturdy units designed to resist the electrical forces in the environment where it will be used. Each transducer features a low-profile design that minimizes drag and provides exclusive 3-channel beam, port, and starboard SideScan plus DownScan Imaging technology. Includes a high-performance fairing that gives you Structure performance at speeds up to 35 mph and a 30'/9M transducer cable.