Abstract: A wireless earphone comprises a first earphone portion and a second earphone portion. The first earphone portion includes a first loudspeaker, a first connecting wire connected to the first loudspeaker, and a first connector disposed at one end of the first connecting wire. The second earphone portion includes a second loudspeaker, a second connecting wire connected to the second loudspeaker, an earphone control module disposed on the second connecting wire, and a second connector disposed at one end of the second connecting wire. The second connector has a first connected state, in which the second connector is connected to the first connector such that the earphone control module sends signals to the first earphone portion, and a first separated state, in which the second connector is separated from the first connector and connected to an external device to acquire electric power for charging the earphone control module.