This is a Yamaha student model. Recommended for beginners. It has an E mechanism that makes the third octave E easier to play. Overall, it's in relatively good condition. There are some minor scratches from use, but they are not very noticeable. The case is a third-party product, but it's almost new. For this listing, it has been completely disassembled, defective parts have been replaced, and it has been readjusted. There are no problems with the sound. You can use it immediately. ◎ We are waiting for your comments regarding price requests and inquiries.