Rowin LN-321 Blues Pedal Wide Range Frequency Response Blues Style Overdrive Effect Pedal for Guitar Features: Wide range frequency response blues style overdrive sound, also sounds good on bass. 2 Working Modes: Normal/Fat. Zinc alloy metal shell. Very small and exquisite. With true bypass footswitch, push down the footswitch to toggle between on and bypass status. Specifications: Brand: Rowin Model: LN-321 Material: Zinc alloy Color: Blue Input Jack: 1/4” monaural jack (for connecting guitar)(impedance: 1M) Output Jack: 1/4” monaural jack (outputs the signal)(impedance: 1k Ohms) Power Requirements: AC adapter 9V DC (center minus plug) Working Current: 14mA Item Size: 7.5 * 4 * 4.5cm / 3 * 1.6 * 2.8inch Item Weight: 152g / 5.4oz Package Size: 11 * 6.5 * 4.5cm / 4.3 * 2.6 * 1.8inch Package Weight: 200g / 7.1oz Packing List: 1 * Rowin LN-321 Blues Pedal