Audio-Technica ATH-M50x Professional Monitor Headphones, Wired, Black [Domestic Genuine Product] I am selling these because I don't like the closed-back design and don't plan to use them for an extended period. Operation has been confirmed, and there are no issues. Purchase date: July 2025 Usage time: Approximately 5 hours after purchase Condition: Beautiful (no noticeable scratches or stains) Please refrain from purchasing if you are sensitive to items stored by a private individual.