This is a KORG ToneWorks 104ds Hyper Distortion. It has been cleaned and its operation has been confirmed. Both the adapter and battery have been tested. There are some scratches, but there are no issues with its use. Immediate purchase is welcome. Thank you. The 104ds is a distortion pedal equipped with a cabinet resonator. - Model Name: 104ds - Type: Distortion - Features: Cabinet resonator equipped - Controls: Drive, Mid, Low Mid, High, Level, Depth - Power: DC9V adapter or battery compatible Thank you for viewing.