Author：Fuxin Count：0 Date：2019-08-13
The speaker is answered by the human ear at a certain distance, and the receiver is directly answered. The simple speaker is the earpiece. It is a device that can convert audio electrical signals into sound signals without sound leakage. It is now widely used in mobile phones, fixed-line hearing aids and the like.
In fact, the structure inside the receiver and the speaker is similar, and the vibration is generated by the force of the voice coil and the magnet, which can drive the diaphragm to occur, but their sound structure is different, compared to the sound of the receiver. The structure is more advanced and used more widely.
