Portable sound equipment
    1.
    发明授权

    公开(公告)号:US10972829B2

    公开(公告)日:2021-04-06

    申请号:US16545512

    申请日:2019-08-20

    Abstract: A portable sound equipment including a housing having an audio hole; an inner microphone collecting a sound through the audio hole; an audio output unit having a frame securing a speaker in which a ventilation hole is formed in the frame allowing outside air to pass through the audio output unit, and a mesh covering the ventilation hole and having a density sufficient to reduce an amount of the outside air passing through the audio output unit; and a controller processing the sound collected by the inner microphone.

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