Factory Supply Ningbo Mic Pin Electret Microphone Interphone Mic Headphones 6050 Mic Head

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Manufacturer supplied 9750 microphone head amplifier with single directional microphone core, high sensitivity heart-sha

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Customized wire bonding microphone head 9767 Electret microphone array Microphone security anti-interference high sensit

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Circular sound system, multimedia speaker, heavy bass 3 ohms, 2 watts, TV display screen, advertising all-in-one speaker

Shenzhen Stock High Sensitivity Microphone Mic Head Electret Full Directional Low Current Telephone 9767 Mic Head