I purchased this used a few years ago. I'm selling it because I haven't used it much. Works perfectly. The Radial Plexitube, with its true bypass function, provides a distortion effect and allows for a variety of tones. - Model: Plexitube - Brand: Radial - Effect Type: Distortion - Features: True Bypass - Controls: Level, High, Low, Contour, Drive, Volume - Included: AC adapter, box Thank you for looking.