| 摘要 |
A portable sound output apparatus is provided to output low-middle tone sound, by controlling the acoustic sound according to the desired direction and angle of a user. In a portable sound output apparatus, a body(10) includes an enclosure, a sound generation part, a visual output part(13) outputting an operation state of the sound generation part, a first sound output part(14) outputting low-middle tone sound and a power supply part charging and supplying an operation voltage. A pair of folders(20) have a second sound output part, and are connected to a rotation part(23). One end of the rotation part is connected to the body through a hinge, and another end of the rotation part is connected to one side of the folder by forming a protrusion.
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