Abstract: A wireless headphone, which includes a headband, two housings fixedly fastened to the ends of the headband, an electric connector mounted in an insertion slot in one housing, two speakers respectively mounted in the housings and electrically coupled to the electric connector in the insertion slot, a microphone electrically coupled to the electric connector in the insertion slot, and a sound source insertable into the insertion slot and electrically connected to the electric connector in the insertion slot for outputting an audio signal to the speakers for output and transmitting the voice signal picked up by the microphone to a wireless communication apparatus through a wireless transmission.