Old Blood Noise Endeavors Expression Ramper X3 Controller Effect Pedal w/Box - UsedThe Expression Ramper x3 from Old Blood Noise Endeavors lets you to pick two expression settings and move between them, either in one motion or as a continuous sweep. Plug up to 3 of your pedals with expression out controls and let the Ramper turn the knobs for you. The pedal is free of any blemishes and there is velcro on the back.