The used item boxed This item has a few knobs missing. However the controls work with using your finger view or pictures for condition. Thank you The DOD Bass EQ FX42B pedal is a rare analog equalizer designed specifically for bass guitars. Despite missing some knobs, this working guitar pedal offers a range of sound-shaping capabilities for bass players looking to enhance their musical experience. As a vintage piece from the renowned DOD brand, this pedal is a unique addition to any musician's arsenal, providing a warm and analog sound for bass players seeking a distinctive tone.