Seymour Duncan Shapeshifter Stereo Tremolo, Effects pedal for electric guitar, Analog stereo tremolo effect, With Tap Tempo, Digital time control, Controls: wave, shape, depth, speed/rate, Phase control to mix the right and left channels, Speed control flashes as a visual indicator of the effect speed, True Bypass, Footswitch for effect on/off and Tap Tempo, Status LED, Dimensions (W x D x H): 114 x 152 x 82 mm, Weight: 410g, Made in the USA, Corresponding power supply is available under Article Nr #409939# (not included, must be ordered separately)