Adds Real Drawbar Controls To Xm2 Module Adds Physical Controls For Essential Functions Use For Programming Or Live Application A traditional DRAWBAR CONTROLLER for our XM2 B-3 In-A-Box which adds the traditional controls for on-the-fly registration and editing of your Hammond tones. Also adds physical controls for: Overdrive, Reverb, Presets, Percussion, Chorus-Vibrato, and Leslie Functions. You can use the XMc2 to program your XM2, then detach it, or keep it attached for instant registration.