Thank you for viewing. ONKYO Wireless Earphones Demon Slayer Demon Slayer Corps, Serpent Hashira Obanai Iguro Model Extremely rare, limited edition, hard to find I bought this for my collection, but I am selling it now to declutter. I opened it for the photos and used it only for testing the sound. Otherwise, it has not been used. This item has been in someone's possession once, so please understand that the appearance and feel may vary depending on the individual. Please only purchase if you understand that this is a used item.