High-quality distortion effector, the DS-1X. - Model: DS-1X - Color: Orange - Control Knobs: DIST, HIGH, LOW, LEVEL - Input Terminals: INPUT - Output Terminals: OUTPUT - Check Function: CHECK #BOSS #Distortion #DS-1 #Effector This is a listing for the main unit, original box, and instruction manual. Operation has been confirmed. Simple cleaning has been done. Used only a few times. It gives a beautiful distortion. I think it goes well with JC and Marshall amps. I will ship it quickly. Thank you! Thank you for viewing.