You can also find the power button and lock screen key on this squiggly cable, as well as another microphone for noise cancellation and improved voice quality.
这根弯弯曲曲的线缆上还能找到开机键和锁屏键，以及另外一个麦克风，用于噪音消除和提升语音质量。
The power/lock button is also found on this squiggly cable, as well as the secondary microphone for noise cancelling and clarity during phone calls.
这跟弯弯曲曲的线缆上还能找到开机键和锁屏键，已经另外一个麦克风，用于噪音消除和提升语音质量。
There are a total of three, power/lock (one button) and up/down volume (two buttons).
共有三个，开机/锁定(一个键)、上/下（两个键）。
This prevents the problem of unexpected extension of the lens since the lock function is in effect if the power button is pushed.
电源按钮锁定功能可防止镜头因为按下电源按钮而意外伸出。
This prevents the problem of unexpected extension of the lens since the lock function is in effect if the power button is pushed.
电源按钮锁定功能可防止镜头因为按下电源按钮而意外伸出。
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