A headphone, configured to be used in combination with an in-ear earphone, comprising: an earmuff configured to be fitted over an auricle; an earmuff pickup disposed on an outer side of the earmuff and configured to collect an environmental sound; and a first speaker disposed on an inner side of the earmuff and configured to perform at least one of following actions: playing a noise-cancellation sound corresponding to the environmental sound collected by the earmuff pickup, or playing an audio, wherein when the headphone is in use, the inner side of the earmuff and the auricle define an accommodating space for accommodating a part of the in-ear earphone exposed out of an external auditory canal, wherein the headphone further comprises: a skeleton, two ends of the skeleton being each connected to one earmuff; and a support body disposed on a side of the skeleton facing a user's head when the headphone is worn, and configured for preventing the skeleton from coming into contact with the head, wherein the support body comprises a plurality of support pillars, and the plurality of support pillars are distributed on the skeleton at intervals in an array, the plurality of support pillars are arranged in columns and rows on the side of the skeleton facing the user's head when the headphone is worn, the support pillars in two adjacent columns are staggered in a longitudinal direction, and the support pillars in two adjacent rows are staggered in a transverse direction, one end of each support pillar is arranged on the side of the skeleton facing the user's head when the headphone is worn, and the other end of the support pillar is provided with an arc-shaped ball. an earmuff configured to be fitted over an auricle; an earmuff pickup disposed on an outer side of the earmuff and configured to collect an environmental sound; and a first speaker disposed on an inner side of the earmuff and configured to perform at least one of following actions: playing a noise-cancellation sound corresponding to the environmental sound collected by the earmuff pickup, or playing an audio, wherein when the headphone is in use, the inner side of the earmuff and the auricle define an accommodating space for accommodating a part of the in-ear earphone exposed out of an external auditory canal, wherein the headphone further comprises: a skeleton, two ends of the skeleton being each connected to one earmuff; and a support body disposed on a side of the skeleton facing a user's head when the headphone is worn, and configured for preventing the skeleton from coming into contact with the head, wherein the support body comprises a plurality of support pillars, and the plurality of support pillars are distributed on the skeleton at intervals in an array, the plurality of support pillars are arranged in columns and rows on the side of the skeleton facing the user's head when the headphone is worn, the support pillars in two adjacent columns are staggered in a longitudinal direction, and the support pillars in two adjacent rows are staggered in a transverse direction, one end of each support pillar is arranged on the side of the skeleton facing the user's head when the headphone is worn, and the other end of the support pillar is provided with an arc-shaped ball. a skeleton, two ends of the skeleton being each connected to one earmuff; and a support body disposed on a side of the skeleton facing a user's head when the headphone is worn, and configured for preventing the skeleton from coming into contact with the head, wherein the support body comprises a plurality of support pillars, and the plurality of support pillars are distributed on the skeleton at intervals in an array, the plurality of support pillars are arranged in columns and rows on the side of the skeleton facing the user's head when the headphone is worn, the support pillars in two adjacent columns are staggered in a longitudinal direction, and the support pillars in two adjacent rows are staggered in a transverse direction, one end of each support pillar is arranged on the side of the skeleton facing the user's head when the headphone is worn, and the other end of the support pillar is provided with an arc-shaped ball.