Audio Special Purpose

Electrical device with audio special purpose refers to a device that interconverts electricity and sound. It is the use of electromagnetic induction, electrostatic induction or piezoelectric effect to complete the electroacoustic conversion, including speakers, headphones, microphone, singing head. Electrical device with audio special purpose refers to the device that can convert the audio signal into the sound signal or the sound signal into the audio signal. Electrical device with audio special purpose are widely used in radios, recorders, amplifiers, television sets, computers and communication equipment.

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