This is a used item. Operation has been confirmed. This is an auction for the main unit only. Please refrain from purchasing if you do not understand that this is a used item, or if you are overly concerned about the condition. Due to the risk of issues such as parts replacement, we will not accept returns or exchanges. Please understand that we will prioritize the person who purchases the item, even if we are in the middle of price negotiations. Thank you for viewing. Thank you for your consideration.