For details, please refer to the following URL for reference: ttps://www.apple.com/jp/shop/product/mwty3j/a/earpodslightning%E3%82%B3%E3%83%8D%E3%82%AF%E3%82%BF Operation confirmed, but as this is a used item, it is sold as junk with no claims, no support, and no returns.