MXR Custom Shop Sub Machine Fuzz, Fuzz & Octaver in one, 100% analog, combines MXR Custom Shop La Machine Fuzz sound with old school sub octave signal, separate volume controls for fuzz and sub octave signals, toggle between sub-into-fuzz series mode and sub/fuzz parallel mode, octave switch kicks fuzz into octave up mode, true bypass, power supply optional #108096 (not included), current draw: 7 mA, dimensions (L x W x H): 124 x 92 x 54 mm, weight: 700 g, made in USA