| 摘要 |
The invention provides a speaker device having wide directivity and exhibiting excellent frequency characteristics with a simple configuration, and to this end, a directivity adjustment panel is arranged to cover one part of a vibration region of a vibration plate of a speaker unit, the directivity adjustment panel being arranged with a predetermined distance from an edge portion of an outer periphery of the vibration plate of the speaker unit, and formed to reflect a sound wave received from the vibration plate toward the vibration plate.
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