Now with new added side remote 1/4 jack for channel switching with mini slide switch to change orientation normally open or closed. Theoverall level control gives you up to +20dBof boost that will tighten up and add aggression to any tube or solid-state amplifier.TheGRINDs surprising low noise floor andhigh input Z lets every nuance of your playing and instrument character come throughunaltered. Industry standard true bypass switching. All jacks areplaced top sidefor tight pedal board applications.Proudly made in North America. Pedal Dimensions (W/D/H): 4.40 in x 2.38 in x 1.06 in(112 mm x 60 mm x 27 mm) Shipping Weight: 360g Internal battery (not included): 9VDC@25mA DCAdapter: 9VDC, Center Pin Negative(Regulated) Impedance:Input ~4.7M / Output ~1.5K