HEADSET, CIRCUIT STRUCTURE OF MOBILE APPARATUS, AND MOBILE APPARATUS

PROBLEM TO BE SOLVED: To provide a headset, a circuit structure of a mobile apparatus, and a mobile apparatus which enable one of contacts coupled with an antenna to serve as a radio frequency contact to provide a television broadcasting signal and an audio broadcasting signal.SOLUTION: A headset 2A includes at least one earphone 271, 272, a microphone 273, an audio plug 23A, and a headset cable 25A. The audio plug 23A includes a connector 21A having a plurality of contacts. The microphone and the at least one earphone 271 to 273 are coupled to the corresponding contacts of the audio plug 23A through the headset cable 25A. The headset cable 25A includes a ground line, a microphone line, at least one audio line, and an antenna for receiving a television broadcasting signal. The antenna is coupled to one of the contacts coupled to the ground line, the microphone line, and the at least one audio line.