Min. Order Reference FOB Price
5 Pieces US$20.00-120.00 / Piece
Product Description
Microphone collects sound signal using to electret microphone. The microphone consists of dust gauze, shell, vibrating diaphragm, spacer, back plate, copper ring, cavity and PCB. The microphone is formed to a capacitor with vibrating diaphragm, spacer and back plate. There are charge on the plastic ...