Thank you for viewing. Wireless headphones with noise-canceling function, 30-hour battery life. High-resolution, clear sound. - Brand: SONY - Model: WH-1000XM4 - Color: Black - Features: Noise Canceling - Battery Life: 30 hours - Accessories: Case This product was purchased 2 years ago. Used for only one season. There is some wear and tear, but it is in relatively good condition. - Case is almost unused. - Comes with the original box. - Warranty included (expired after 1 year). - There are no noticeable scratches or stains, but signs of use can be seen depending on the angle of the light, so please refrain from purchasing if you are sensitive to this. - Charging, noise canceling, Speak-to-Chat, etc. have been tested and are working without any problems. Please consider this item, understanding that it is a used product. Thank you.