Mad Professor Super Black Boost/Overdrive, Effect Pedal for Electric Guitar, Boost/Overdrive, Blackface amplifier sound in one box, The entire amplifier signal path is simulated, Powerful, mid-scooped and sparkling clean tone with nice amp-like break up while boosting the gain & volume controls, The additional switchable Sweet Honey Overdrive can further boost the Super Black's input to expand the overdriven sounds, Super Black controls: Bass, Middle, Treble, Gain, Volume & Presence, Sweet Honey Control: Drive & Gain, Switches: Bass Cut, Compression, LED: Super Black An, Sweet Honey An, Foot-switch: Super Black Bypass, Sweet Honey Bypass, Input: 6.3 mm Jack, Output: 6.3 mm Jack, Power supply adapter connection: Barrel connector 5.5 x 2.1 mm, negative polarity inside, Current consumption: 27 mA, Power supply with a 9 V battery or via 8-16 V DC power supply unit (not included in the scope of delivery - suitable power supply unit: Art.#409939#), True bypass, Dimensions (W x D x H): 94 x 120 x 53 mm