Thank you for viewing. These are wireless earphones made by SONY. Although it's difficult to see in the photos, they are BC-WFSP700N. Only the left earbud can be used. There are small scratches and signs of use. They have been stored unused for a while. - Brand: SONY - Battery Type: Li-ion - Type: Wireless Earphones Please understand that these are used and only one earbud is available before purchasing.