The present invention relates to a wireless device which is used for receiving and optimizing external music, and has two different embodiments, which mainly comprises a base and an optimizing module, wherein the optimizing module electrically connected to the base. In the first embodiment, the optimizing module further has a receiving unit for receiving external music. In the second embodiment, the receiving unit is built inside the base. External music transmit from an electronic device to the receiving unit and optimized by the optimizing module for hearing optimized music.