• Passive Buzzer 4khz
    Passive Buzzer 4khz Our History Changzhou FHD electronics Co., ltd is a production-oriented enterprise, which is established in 2010. We are specialized in producing buzzers, speakers, alarms, microphones and other electric acoustic devices. So far there are about 200 employees in our company. Our Factory Our factory is located in Changzhou City Jiangsu Province which has strong industrial base...
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