YAMAHA UW10 USB audio interface. 【※! Please read carefully! ※】 ・Scratches and dirt present ・Especially dirty inner box ・Operation not confirmed Please purchase only if you understand that the "operation is unconfirmed." Also, this is a used item stored at home, so please be sure to check the condition in the images. I hope we can have a pleasant transaction. Thank you very much. (^^)