Audio-Technica ATHS200BTGBL

""These lightweight, wireless headphones are designed for those who are constantly on the move, with a 40 hour battery life enabling you to experience clear dynamic sound for a whole day on one charge. Charge time approx 4 hours Handy features, such as built in controls and a fold flat design, make your listening experience as free and easy as possible. S200BT are lightweight, fold flat, and feature Bluetooth technology, giving you a free easy listening experience Crystal clear sound S200BT contain Audio Technica's tranducer technology for our clear signature sound ""