Humminbird Helix 9 MEGA SI G3N. This is the top of the line 9" Helix fishfinder. It has Mega+ side imaging and down imaging. It connects with other networking helix fishfinders, Minn Kota Talon's, and Minn Kota trolling motors equipped with I-Pilot link. The 9" screen size is the perfect compromise between price, and a display big enough to utilize the incredible range of the Mega+ SI.
Helix 9 CHIRP MSI+ GPS G3N, MFG # 410860-1, 1kW MEGA Side/Down-Imaging Sonar, 9" LCD, Internal GPS, Basemap (optional Navionics), Ethernet, Bluetooth, NMEA 2000, Optional Radar, AIS, 360 Imaging. With transom mount transducer.