HELIX 7 SI GPS G4

The HELIX 7 SI GPS G4 fish finder features CHIRP Side Imaging, CHIRP Down Imaging, Dual Spectrum CHIRP Sonar, AutoChart Live, Internal GPS and Humminbird Basemap built-in. 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. Features: Down Imaging, Built In GPS, Side Imaging, Dual Spectrum CHIRP, Built In Mapping. Memory Card Slot: Single Micro SD. Sonar-Standard: Dual Spectrum CHIRP, CHIRP Down Imaging, CHIRP Side Imaging. Sonar-Coverage: 20°, 42°, 60° & (2) 86° @ -10dB. Sonar-Frequencies Supported: 50/83/200/455 kHz. Depth-Sonar: 3,500 ft. (optional 50 kHz), 1,200 ft. (standard transducer). CHIRP - Imaging Frequencies Supported: 455 kHz (420-520 kHz). Depth-Down Imaging: 400 ft (455 kHz). Range-Side Imaging (Side-To-Side): 800 ft (455 kHz). Interface: Keypad Control. Transducer Included: XNT 9 HW SI T.