Abstract: Disclosed is a headphone, which includes a flexible inverted U-shape headband, a first headphone unit provided on an end of the headband and a second headphone unit provided on the other end of the headband. The first headphone unit is a circumaural headphone unit and the second headphone unit is an in-ear headphone unit. When using the above headphone, one ear of user is covered with the first headphone unit and the second headphone unit is put into the other ear of user. Due to the first headphone unit being a circumaural headphone unit and the second headphone unit being an in-ear headphone unit, the second headphone unit could be removed casually, which is easy to use. And such a headphone structure is novel and easy to be recognized. In addition, the unsymmetrical configuration of the headphone of the present invention can satisfy the market demand on new type headphone.