JOYO R-05 Maximum Overdrive Dual Channel Guitar Pedal JOYO Maximum overdrive dual channel pedal creates two fabulous overdrive tones, the Drive channel features pure and clean overdrive tone without compression. While Boost Channel delivers wild overdrive effect and long sustain by its independent BOOST Knob.Moreover, it also has 2 toggle switches, for adjusting the brightness of Mid-frequency and switching between different circuit clippings. Whole new appearance and the iconic R series ambience LED light bring out futuristic and retro styles, displaying a perfect fusion. R series will make your soul happy whether you are jamming in the bedroom, studio or on the stage. In addition to the existing JF/Ironman/R series of effect pedals, Joyo Keeps improving and upgrading their products, based on the extensive and constructive feedback given by their supportive customers. Specifications: Input Impedance 1M? Output Impedance 100? Rated Current Consumption 30mA Working Voltage DC 9V(center minus) Power Supply Only supports external power supply, with no battery compartment Dimensions 125(L)X 78.5(W)X 48(H) mm Weight 388g LED light control switch SYNC mode: the LED light illumines when the footswitch is turned on, otherwise the it will go out. ALWAYS mode: the LED light is always on. OFF mode: the LED light is off. Precautions: Do not use the pedal in high temperature, high humidity, dirty or strong shock circumstance. Do not drop off the pedal or bump it off hard surface. Please do not dissemble or repair the pedal by yourself. Please keep the manual and box for future reference. Package included: 1 x JOYO R-05 Maximum Overdrive Dual Channel Pedal 1 x User's Manual