JHS Pedals The Unicorn Analog Tap-Tempo Uni-vibe Univibe Pedal w/ JHS Sticker and Button Includes Sticker, Button, and Pick! Based on the legendary Uni-Vibe, with added TAP TEMPO!!! Tap tempo controls the LFO rate Ratio, external tap control, and external expression of the speed Four knobs: Volume, Depth, Speed, and Ratio