Controls Pedal Switch A, B / POLARITY Switch A, B / Mode Switch A, B Connectors Jack A, Jack B (1/4 inch phone type) Jack A & B (TRS 1/4 inch phone type) Power Supply DC 9 V: Dry battery/9 V 6F22 (carbon), 6LR61 (alkaline) Current Draw 8 mA (max.) Accessories Dry battery/9 V (6F22), Owner's Manual Size and Weight ( incl. battery ) Width 188 mm 7-7/16 inches Depth 91 mm 3-5/8 inches Height 43 mm 1-3/4 inches Weight 470 g 1 lbs. 1 oz. *The specifications are subject to change without notice.