With an amplifying device like a microphone, the speaker can use a natural tone.

有了麦克风之类的扩音装置，演讲者就可以使用自然的音调。

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It has a decent speaker, and even a tiny microphone.

它有个不错的扩音器，另外还有个微型话筒。

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The 2,1 iPod Touch added a speaker, volume controls, microphone support and a much faster processor than the 1st generation model.

新款iPod Touch加入了扬声器、声音控制、麦克风支持，并且改用更为强劲的处理器。

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Additionally, the camera's frame comes equipped with speaker and microphone filters to prevent water from penetrating the camera.

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Most of the candidates swiveled their bodies and heads to look at whichever speaker had the microphone.

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This is a particular problem if you want to use the V5's microphone and speaker, because you have to keep the unit near the keyboard and monitor.

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