With a massive 15.4" display and leading technologies like Dual Spectrum CHIRP Sonar, AutoChart Live, Wi-Fi, Bluetooth, Ethernet and NMEA 2000® networking coupled with Humminbird Basemap, the SOLIX 15 CHIRP MEGA DI+ G2 CHO is an imposing force sure to strike fear into the hearts of fish everywhere. And, with MEGA Down Imaging+, it's even more frightening for fish, as they have nowhere left to hide. But anglers need not be intimidated. The intuitive Cross Touch interface makes even the novice look like a seasoned-veteran. So live large, without biting off more than you can chew. This is a Control Head Only unit—Transducer is not included. Model is compatible with Minn Kota Built-in MEGA DI trolling motors.