The invention provides a wireless communicator, which comprises a circuit board, a headphone, an antenna module and a hearing aid compatible module. The headphone and the antenna module are arranged on the circuit board, the hearing aid compatible module is arranged close to the antenna module and comprises a grounding part, the grounding part comprises a first grounding portion, a second grounding portion and a connecting portion, the shape and the structure of the first grounding portion are identical to those of the second grounding portion, the first grounding portion and the second grounding portion are symmetrically arranged, the connecting portion is perpendicularly connected with the first grounding portion and the second grounding portion, when the wireless communicator works, the grounding part realizes functions of an antenna and is used for improving the current direction of the antenna module, and accordingly an electric field and a magnetic field nearby the headphone are improved.