This is a KORG ELECTRIBE EM-1. It is a used item. Power-on has been confirmed. The main unit shows minor scratches and dirt, but there are no missing knobs. Please check the photos. Considering the release date, it is in good condition. The items for sale are the main unit, the original box (with damage), and the AC adapter. Everything in the photos is included. The original box will be wrapped directly in bubble wrap for shipping. Thank you for looking.