AKG K420 wired headphones in gray (open-back design). • Brand: AKG • Color: Gray • Type: Wired headphones • Design: Open-back • Accessories: Storage bag • Bonus: Includes a case purchased from Amazon. Operation has been confirmed, and audio can be heard without any problems. The ear pad sponges (ear cushion parts) have deteriorated and have been discarded. Please only purchase if you understand that this is a used item with age-related deterioration, as it is a product from over 10 years ago. #AKG Wired Headphones