This is a harmonica from S.Yairi. It came as an accessory when I purchased an acoustic guitar. I'm selling it because it has been stored in a closet, away from sunlight. ※Details - Model: Beginner model - Number of holes: 10-hole harp - Key: C - Materials: Plastic, alloy - Sound characteristics: The 10KYE configuration is easy to handle even for beginners. Please refrain from purchasing if you are sensitive to used items, as this item has been handled before. We do not accept returns, refunds, or exchanges after purchase.