FEATURES

This accessory is compatible with the following Humminbird products: HELIX 7 CHIRP MEGA SI GPS G3, HELIX 7 CHIRP MEGA SI GPS G3N
Dual Spectrum CHIRP Frequencies: Full: 150-220 kHz, Narrow: 180-240 kHz, Wide: 140-200 kHz
Dual Spectrum CHIRP Max Depth: 1200ft (365m)
Side Imaging Frequencies - Max Range (side-to-side): 455kHz: 440-500 kHz - 800ft (146m), MEGA SI: 1075-1150 kHz - 250ft (76m)
Down Imaging Frequencies - Max Depth: 455kHz: 440-500 kHz - 125ft (38m), MEGA DI: 1075-1150 kHz - 75ft (23m)

Comparable with the HELIX 7/8 Chirp Mega SI GPS G3 &G3N

A rugged composite design and impact-release mounting bracket and 20 foot cable.