A multimedia keyboard structure comprises a keyboard main body, a control circuit, an audio input device, and several audio output devices. The keyboard main body comprises a shell, a bracket engaged with the shell correspondingly, and several independent sound chambers defined by the shell and the bracket jointly. The control circuit is held in the keyboard main body. The control circuit comprises several high-pass filters, several low-pass filters, and several power amplifiers. The audio input device is held in the keyboard main body, and electrically connected with the control circuit for receiving the sounds. The audio output devices are held in the sound chambers, and electrically connected with the control circuit. Because the control circuit drives the audio output devices and the sound chambers provides the resonance effect, the present invention can provide the advantages of improving space efficiency, integrating lines, and increasing tone quality and efficiency of speakers.
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