Model Name: bass d.i.+ Brand: MXR Functions: Distortion, Gate, Color Control Output Types: Direct Output, Parallel Output This item was on my board until recently, but I'm selling it due to a board reconfiguration. It is a used item, so please purchase only if you understand this. Operation has been confirmed. Please refrain from purchasing if you are overly concerned about condition. Please note that Velcro is attached to the back.