The LoOpDoctOrs wrote-"The Roland EV-5 pedal works very well with the Vortex in combination with the *^&*&%&^$&^I)*& excuses that Lexicon dubbed "foot pedals."" So thats what those pedals are called. I was looking for another one one but didn't know what to ask the sales rep for :). (Actually I haven't had any trouble with either my Jman or Vortex *^&%&^$&^I pedals). - Paul