Disclosed is a stage acoustic system and control method. Stage sound system according to an embodiment of the present invention includes a plurality of microphones each provided at a specified position on the stage; A speaker provided at a designated position on the stage; An amplifier that amplifies the sound output to the speaker; And a controller configured to select a person's voice from the sound collected from the microphone, control the amplifier, and amplify the selected voice and output it to the speaker.
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