 Michael uses a rack of effects by Line 6, including their Pod X3 Pro, Filter Pro, Mod Pro and Echo Pro rack-mount effects.Michael also uses the SWR Interstellar Overdrive Bass Preamp as a direct box signal.His slightly overdriven sound was inspired primarily by Deep Purple's Roger Glover, but also by the melodic styles of Jack Bruce, John Paul Jones and Mel Schacher of Grand Funk Railroad.