Large Diaphragm Capacitor Microphone Circuit Board U87 Recording Microphone Principle Scheme DIY Circuit Board Upgrade and Repai
![Large Diaphragm Capacitor Microphone Circuit Board U87 Recording Microphone Principle Scheme DIY Circuit Board Upgrade and Repai](http://ae04.alicdn.com/kf/Ha06bfdfa6b5e4028ae678b7f13d81e24W.jpg)
sku: 1005003066976950
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$118.00
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