AMT B-Drive Mini, Effects Pedal for Electric Guitar, The AMT Drive series uses circuitry based on true tube stage emulation and response for powerful, tube amp-like distortion and response, Reproduces the sound of the amplifier sound of a well-known German amplifier tuner based in L.A., Developed for use in the clean input of an amplifier, Voice switch for more sonic flexibility, Controls: Gain, Level, Tone, Switch: Voice, LED: Effect on, Foot switch: Effect bypass, Input: 6.3 mm jack, Output: 6.3 mm jack, Power supply connection: barrel connector 5.5 x 2.1 mm, negative polarity inside, Current consumption: 4 mA, Power supply via 9-12 V DC power supply (not included - suitable power supply: Art.#409939#), True bypass, Dimensions (W x D x H): 55 x 95 x 58 mm, Weight: 200 g, Made in Russia@+*Note:* battery operation is not supported.