This is a hand-wired clone pedal of the famous overdrive effect pedal, the KLON CENTAUR. Like the original, it reproduces a distortion with a core and excellent clarity. It's also great as a bypass buffer or clean booster. It is made with P to P wiring on a universal board. Left knob: GAIN Center knob: TREBLE Right knob: OUTPUT Right jack: IN Left jack: OUT A center-negative 9V adapter can be used for power (does not support voltages above 9V, no batteries can be installed) Includes: 1 pedal (no accessories) - HAMMOND 1590BB, CANDY RED powder coat finish (case size 119mm x 93mm x 34mm) - Capacitors use high-quality components for superior sound. - Solder: Kester 44 - Variable resistors: alpha - Footswitch: alpha - Phone, DC jack: Marushin Musen Denki - Operation has been confirmed before listing. Each knob and switch functions without problems, and there are no issues such as scratchy noise or sound dropouts. There are minor scratches on the side and back cover of the case from when it was purchased, but they are not very noticeable. - Returns are not accepted for reasons other than physical damage upon arrival that prevents sound from being produced. - This is a handmade product, so returns based on the buyer's subjective opinions, such as "it's not what I expected" or "I don't like it," are not accepted.