Main products: 1.Electret Condenser Microphone. 2.E-Cigarette Controller Boards----C6027L-C104-T; C6027L-C104R(B)-RS. Weifang Qinyi Electron Science and Technology Co., Ltd. is one of the leading Acoustic components manufacturers in China. We integrate the design, production and sale. Qinyi can supply you with high quality Electret Condenser Microphone for various purposes, such as :wireless telephones, mobile phones, earphones, PC, language-learning recorders, radio ...   |