Dual frequency handset used for mobile phone device and mobile phone device

摘要

To provide a dual frequency handset used for a mobile phone device and a mobile phone device.SOLUTION: This mobile communication device includes a housing 101, a sound device, a frequency dividing circuit 105, and a dual frequency handset 100. The earpiece 1011 is opened in the housing, and the sound device outputs a sound signal The divider circuit electrically connects to the audio device, receives the audio signal, and divides the audio signal into the low frequency signal and the high frequency signal. The dual frequency handset is installed in the housing and corresponds to the earpiece, and includes a mounting base, a ceramic diaphragm 30, and a receiver element 20. The mounting base includes a first fixture 11 and a second fixture 13. The ceramic diaphragm is fixed to the second fixture, and is electrically connected to the frequency divider circuit and receives the high frequency signal. The handset element is secured to the first fixture, has a sound emitting portion 21 corresponding to and facing the ceramic diaphragm, and is electrically connected to the frequency divider circuit and receives the low frequency signal.(FIG.