Title: KH8 HIGH GAIN Effects Pedal Ture Bypass Hardware for Electric Guitar Distortion Mini Guitar Effect Pedal True Bypass High gain Metal Case KH8 verdrive Distortion Mini guitar effect pedal High gain True bypass Feature: Fully ANALOG circuit (3 gain stages) True bypass hardware switching Aggressive high gain distortion sounds possible FETs simulate the characteristic distortion of tube amplifier Active mid frequency EQ circuitry LED indicator shows status of effect and battery condition The pedal can be powered by a battery or optional 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 Includes: 1 x KH8 HIGH GAIN Effect Pedal 1 x Manual