The Deep Six is a true bypass studio-grade compressor in stomp box form, inspired by the performance of the Universal Audio 1176 with the simplicity of the Ross and Dynacomp. The V3 adds a tone knob, soft switch bypassing, updated components for improved sound, and top mounted jacks. Offering a Level, Sustain, Attack, and Blend control, the Deep Six will give you unmatched versatility at a price you can afford. The pedal can be powered from a 9 V battery or DC Supply. Polarity will never be an issue as the Deep Six comes standard with a polarity correction circuit. Power supply: 9 V DC not included. Dimensions: 121 x 73 x 58 mm. Weight: 240 g.