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ELECTRO HARMONIX Triple Foot Controller - 3-Way Footswitch Momentary (Unlatched) button Enables remote control of functions in pedals equipped with an external foot switch socket Depending on which pedal it is connected to, the Triple Foot Controller can control tasks such as setting the tap tempo, switching between programs, selecting modes and more Does not require a power supply Works great with the Electro-Harmonix Grand Canyon Delay & Looper, 720 Looper, Superego +, Synth Engine, Mod Rex Polyrhythmic Modulator, Super Pulsar Tremolo, and many other pedals and devices from Electro-Harmonix and other manufacturers Dimensions (W x D x H): 70 x 114 x 51 mm Includes stereo jack connection cable