Purpose: Low voltage output amplifier, audio muting, DC-DC converter.

用途：用于低电压输出放大，音频静音，直流-直流转换。

youdao

Even muting your device to stop audio alerts can end that impulse we all have to check our phones whenever they chirp.

甚至是将手机静音来阻止提醒音的出现都可以终止我们只要手机一有振动音就去查看的冲动。

youdao

The spots will actually annoy us which is why we will take various steps to avoid them such as muting the audio or freezing the video and then fast forwarding through commercial breaks.

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