Show your effects or synth who's boss with the electro-harmonix Expression Pedal. This updated expression pedal design gives you all the expression and control you want, but with no moving parts. Hook up the electro-harmonix Expression Pedal to any effect with an expression input or CV input and take control. The Expression Pedal has a range dial so you can increase or decrease the sweep range. A reverse control flips the direction that the pedal works. There are no moving parts in the electro-harmonix Expression Pedal, no pots, no gears, no footswitches. No parts to wear out or replace. Add a powerful and modern controller in your rig with the electro-harmonix Expression Pedal.