Humminbird HELIX 7 G4 MDI GPS

Features an ultra wide screen so that pre-selected options can be displayed split. Dual Spectrum CHIRP Sonar makes the HELIX 7 G4 a high-quality stand-alone unit. Includes GPS map plotting, built-in Bluetooth and the ability to create your own maps in real-time with AutoChart Live with depth, vegetation and bottom hardness indications.

CHIRP Side Imaging and CHIRP Down Imaging: filter out noise and clutter for a clearer underwater image on both sides and under the boat. 

Dual Spectrum CHIRP: 'Wide' for maximum coverage and 'Narrow' for maximum detail. Thanks to the Low Q CHIRP transducer clearly defined fish arcs, incredible target separation and fewer adjustments to settings.

Bluetooth: software update function thanks to the Humminbird FishSmart App. TALON ground anchor control. Text message notifications and incoming calls from a paired phone on the HELIX screen. 

Specifications: Direct sunlight readable screen Key operation AutoChart Live recording up to 8 hours on internal memory or optional AutoChart Zero Line card

Works with optional Navionics maps: Platinum+, Navionics+