Listening to a headset at high volumes can damage your hearing. Use only the minimum volume setting necessary to hear your conversation or music.

若音量过大，使用耳机可能会损害您的听觉。请仅使用聆听对话或音乐必需的最小音量设定。

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Fixed a problem waking device when switched off the lock screen. If you press the volume buttons and the headset button.

如果按了音量键或者耳机通话键，并关闭锁屏功能时，不能唤醒手机的问题。

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Piezoelectric ceramic is used as a second noise source to reduce the volume and mass of the headset.

次级声源采用压电陶瓷驱动，可有效减轻耳罩体积和重量。

youdao

Piezoelectric ceramic is used as a second noise source to reduce the volume and mass of the headset.

次级声源采用压电陶瓷驱动，可有效减轻耳罩体积和重量。

youdao