LAN Adapter USB 3.0 1000Mbps Compatible for Nintendo Switch / Windows PC Compatible KINGTOP with Japanese Instruction Manual I took it out of the box, but I haven't used it, so it's unused. The box is slightly torn. There are scratches, so please check the photos for the condition. It belongs to my family, so I may not be able to answer questions. Please understand that this item has been in someone's possession before purchasing. Reference URL (Amazon) https://www.amazon.co.jp/gp/product/B072VF1GYX/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1