The HELIX 7 CHIRP MEGA SI GPS G4 fish finder features MEGA Side Imaging, MEGA Down Imaging, Dual Spectrum CHIRP Sonar, AutoChart Live, Internal GPS and a built-in Humminbird Basemap. An upgraded high-definition 7" display will give you the best view of the many pre-loaded split screen view options so that you'll never miss a fish. Includes control head, transom-mount transducer, power cable, gimbal mounting bracket and mounting hardware.