All in one transducer compatable with Raymarine Element HV units 1.2MHz HyperVision provides super high-resolution imaging – Range: Up to 125ft in DownVision and SideVision modes. 350kHz Standard imaging for great resolution and exceptional range – Range: Up to 600ft down and 300ft side and 200kHz Traditional sonar to mark fish and track bottom at speed – Range: Up to 900ft down. Comes with fairing block.