This product has been tested and confirmed to be working. The battery is also in good condition. There are very few noticeable scratches or stains, and I believe it is classified as a beautiful item. Please check the condition in the images. 〇 Product Technics EAH-AZ80-K L (for the left ear) Panasonic Technics The following operations have been confirmed: ◾︎ Charging ○ ◾︎ Touch operation ○ ◾︎ External sound input ○ ◾︎ Noise canceling ○ ○ Color Black ○ Shipping Will be shipped with bubble wrap and simple packaging within 1-2 days. Please note that there may be delays due to work. If you have no questions, you can buy it immediately ☆. :＊・゜