| 摘要 |
The purpose for the all aluminum housing, it is used for producing sound out of aluminum. When the aluminum is used, to make an instrument-yes, the embodiment of the instrument is aluminum; which it makes the instrument lighter to hold, and it gives a distinguishing sound. A clean, clear, crisp and firm quality sound; no more waiting a year for your instrument to cure, or using your instrument till it cure, or heavy woods or heavy plastics. The reason for the all aluminum housing used for producing sound, and also having a use-for a speaker box to be made out of all aluminum, and not wood to make the speaker box lighter in your home or vehicle (when carrying around your speaker box in your vehicle). The purpose for the all aluminum housing, it's usage for producing sound, and it is ideal for a car back window surface lid. And, it is ideal for intercom boxes; and for a speaker frame for speakers.
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