LSL VITAL DS Distortion; Effects Pedal for Electric Guitar; The LSL Instruments VITAL DS is a truly versatile distortion pedal that is capable of everything from delightfully smooth and creamy up to heavy metal distortion. ; Controls: Gain, Volume, Treble, Mid, Bass; LED: Effect On; Footswitches: Effect Bypass; Connections: Input (1/4" Jack), Output (1/4" Jack); Power Supply connector: Barrel Connector 5.5 x 2.1 mm, center negative; Current Draw: 10mA mA; powered by a 9 V Battery or a 9 V DC Power Supply (not included); suitable optional Power Supply: Item no. #409939)