The HELIX 9 CHIRP MSI GPS G4N features a 9" display, MEGA Side Imaging , MEGA Down Imaging , Dual Spectrum CHIRP Sonar and internal GPS with Humminbird Basemap. As with all HELIX G4N models, this HELIX 9 includes standard features such as AutoChart Live, Wi-Fi and NMEA 2000®, in addition to Bluetooth® and Ethernet networking for compatibility with the One-Boat Network™ family of products from Humminbird, Minn Kota and Cannon.