Humminbird 9-M360-2-DDI-Y - MEGA 360 & 2D/MDI 7-Pin Y-CableUnlock the full imaging power of your HELIX fish finder with the Humminbird 9 M360 2 DDI Y MEGA 360 & 2D MDI 7 Pin Y Cable. This versatile Y cable lets you run a MEGA 360 Imaging transducer alongside an external 7 pin HW MDI+ transducer to a single HELIX unit, so you can see MEGA 360 detail and traditional Dual Spectrum MDI imaging on one screen. Dual imaging capability on one plug: Combines MEGA 360 Imaging with 7 pin Dual Spectrum MEGA Imaging+