Speaker/Microphone/Electro-acoustic

Microphones, microphones, microphones, and electroacoustic devices are a class of equipment mainly used for audio signal collection and transmission. a microphone is a device that converts sound into electrical signals, and is widely used in speech recognition, monitoring, and other fields; a microphone refers to a high-sensitivity microphone that is often used in recording, playback, etc.; a microphone is a device that can devices that convert sound into electrical signals are widely used in vo

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