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DF系列是一款梯型多用途扩声箱，外观干净简洁，设计稳重而不失典雅美，可做室内外小型活动主扩声，也可以用于中大型活动辅助扩声。两分频设计，超高性价比。是室内外商用的最佳选择产品。

DF series is a ladder-type multi-purpose sound reinforcement box with clean and concise appearance, stable and elegant design. It can be used as main sound reinforcement for small indoor and outdoor activities, and auxiliary sound reinforcement for medium and large activities. Two-way design, super cost-effective. It is the best choice for indoor and outdoor commercial use.

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