Thank you for viewing. This is the UGREEN HiTune S3, an ear cuff-style open wireless earphone. I've only used it a few times, and it works perfectly for use and charging. - Model Name: HiTune S3 - Brand: UGREEN - Color: Black - Type: Ear cuff-style open wireless earphones - Included: Main unit (L/R), charging case, charging cable (unused), outer box, manuals Please feel free to ask if you have any questions. Thank you.