Wampler Terraform Modulator, Effects Pedal for Electric Guitar & Bass, 11 Specially developed modulation effects: Auto-Wah, Envelope Filter, Flanger, Phaser, U Vibe, Rotary, Auto Swell, Tremolo, Harmonic Tremolo, Chorus & Dimension, Easy to operate, Complete analog sound, 8 Presets, Multiple routing options, True stereo, MIDI control, Controls: Effect Mode, Rate, Depth, Blend, Variable, Volume, Push buttons: Preset / Save, LED: bypass, tempo, preset, mode, Foot switch: Effect bypass, tap tempo, Mono / Left / Pre input: 6.3 mm jack, Stereo / Right / Post input: 6.3 mm jack, Mono / Left / Pre output: 6.3 mm jack, Stereo / Right / Post output: 6.3 mm jack, Expression pedal input: 6.3 mm stereo jack, MIDI In & Thru, Mains adapter connection: barrel connector 5.5 x 2.1 mm, negative polarity inside, Current consumption: 107 mA, Power supply via 9-18 V DC power pack (not included, suitable power pack: Art.#409939#), Dimensions (W x D x H): 121 x 95 x 57 mm, Weight: 907 g, Made in USA@+*Note:* Battery operation is not supported