Operation confirmed. Keys function without issue. There are no noticeable defects such as torn pads. Please check the condition of the item in the photos as it is a used item. Everything in the photos is included. The case shows signs of aging. *The price will be gradually reduced.* *The seller has not used the item, so we cannot answer questions about the purchase date or frequency of use. Please consider the item based on the photos and description.* YAMAHA YRB-42 YAMAHA Yamaha BASS BAROQUE Bass Recorder Maple Series Baroque System Baroque Style Wooden Case Included