Thank you for viewing! This is the SHOKZ bone conduction headphones "OpenRun Pro S810 Black." Retail price: 23,880 yen (high-end model) This model is recommended for those seeking comfortable wear and high-quality sound. ▪️Product Condition ・All accessories are included, and operation has been confirmed. ・Purchased in October 2022 and used for about a year and a half. 　Used once every few months after purchasing a different product. ・In good condition. Self-cleaned, and no noticeable stains are found. ・There is some paint peeling on the microphone cover mesh due to rubbing. 　(Please refer to photo 6) ・Never used for sports. (Only for remote meetings) ・Battery degradation over time cannot be denied, but I have not experienced it in actual use. ・Please refer to the official website for details. https://jp.shokz.com/products/openrun-pro?utm_source=chatgpt.com ▪️Notes ・Please understand that this is a used item before purchasing. ・Feel free to comment if you have any questions. Thank you.