The mobile phone speaker cover can not only protect the speaker, but also have an influence on the electroacoustic characteristics.

手机扬声器的面盖不仅起保护扬声器的作用，而且会对电声性能产生影响。

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A microphone is cleverly hidden in the seam of the battery cover, above and to the right of the camera pod, and the speaker is located on the signature chin at the bottom of the device.

副麦克风的设计很聪明，被藏在了电池盖与机体的上边缘的接缝下面，摄像头右上面的那个小孔就是。 外放则设置在了机器的底部。

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Our company specializes in producing all kinds of precision metal parts injection Speaker: Trough frame, cover, Washers, Copper collar.

本公司专业生产各种精密五金注塑喇叭配件：盆架、护盖、华司、铜环。

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Thanks in part to ideas born at dB Drag events, the acoustic power of car stereo speakers has increased tenfold in the last ten years, from a maximum of 500 watts per square meter to 5, 000. (A loudspeaker at a rock concert puts out 2, 500 to 3, 000 watts.) Pioneer learned from dB Dragsters to cover speaker coils with ceramics to dissipate heat.

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To the left of this branding are some tiny drilled holes that cover the speaker.

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Given that Nancy Pelosi was never on the cover of a major news magazine despite having been Speaker of the House makes us question the media.

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