Features: APPLICATION -- Suitable For HELIX 7 CHIRP MEGA DI GPS G3, for HELIX 7 CHIRP MEGA DI GPS G3N, for HELIX 7 CHIRP MDI GPS G4, for HELIX 7 MDI GPS G4N, for HELIX 8 CHIRP MEGA DI GPS G3N, for HELIX 8 CHIRP MEGA DI GPS G4N. FUNCTION -- Compatible with Helix 7/8 CHIRP MEGA DI GPS G3 G3N G4 G4N models. It will provide the sharpest image the unit is capable of. ADVANTAGE -- This XNT 9 HW MDI 75 T transducer offers a CHIRP range of 150-220kHz and a max depth of 1200ft (365m). Ideal to maintain depth and bottom at higher speeds. Dual Spectrum CHIRP Frequencies -- .
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