Title: K02 OVERDRIVE Effects Pedal Ture Bypass Hardware for Electric Guitar Guitar Effect Pedal Vintage Overdrive JF-01 Bypass By JOYO classic vintage overdrive distortion guitar effect pedal ePacket Features: Delivers that warm, natural tube overdrive sound By rotating the knobs you can boost the guitar amp for colorful tone or overdrive itself for unique pedal sound True bypass hardware switching LED indicator shows status of effect and battery condition The pedal can be powered by a battery or an optional AC adaptor Material: Aluminum alloy Specifications: Input impedance: 1M Ohms Output impedance:10K Ohms Power: 9V battery or external AC adaptor (battery not included) Delivering 9V DC regulated minimum 300mA Dimensions: 121(L) x 77(W) x 48(D) mm Package include: 1 x K02 OVERDRIVE Effect Pedal 1 x Manual