Wireless noise-canceling headphones compatible with 360 Reality Audio. - Model Name: WF-1000XM3 - Features: Wireless, Noise Canceling - Battery Life: 6-18 hours - Sound Quality: 360 Reality Audio - Accessories: Charging case Thank you for viewing. I have used these for about a year, but I have taken good care of them. Operation has been confirmed, and there are no problems with sound quality or connectivity. [Accessories] - Earphone body (left and right) - Charging case - Original ear tips (some unused) - Charging cable, etc. [Other] - Lightly cleaned - Stored in a pet-free/non-smoking environment - There are some minor scratches and scuffs from use, but overall they are in good condition.