Electro Harmonix Superpulsar Tremolo/Vibra

It also offers the ability to store and recall eight adjustable presets, or nine rhythm patterns / patterns. The sound is adjusted and controlled using the Volume, Rt potentiometers. Phase, Wave, Shape, Depth, Rate and using the Wave Invert, Tap Divide (five setting options), Exp Mode (five setting options) and xRate buttons. In addition, it contains a number of indicator LEDs and three foot switches for Tap, ModePreset and Bypass. The effect is of course true bypass and is equipped with two 1/4 "L / R mono inputs, respectively two 1/4" L / R mono outputs and a 1/4 "connector for the expression pedal. It is powered by a 9V adapter, which is included in the package. 
Dimensions: 146 x 121 x 64 mm