A electret microphone monomer, also known as a electret microphone monomer, is a capacitive microphone with a built-in permanent charge. The following is a detailed introduction to the electret microphone monomer:

The on-board microphone, or on-board mic, is a sound transmission device designed specifically for the in-car environment. The following is a detailed introduction to the on-board microphone:

MEMS (Micro electromechanical System) microphone is a kind of microphone based on MEMS technology, the following is a detailed introduction to it: