When designing audio, keep in mind that the output source follows the user's head movements when they wear headphones, but not when they use speakers.
在设计音频时，请牢记当用户佩戴着耳机的时候，音频输出源会跟随用户的头部的运动，但当他们使用音箱时则不是这样。
A charge power supply socket 11 and a voice recording signal output socket 16 are respectively arranged on the two headphones.
两个耳机上分别设有充电电源插孔11和录音信号输出插孔16。
A charge power supply socket 11 and a voice recording signal output socket 16 are respectively arranged on the two headphones.
两个耳机上分别设有充电电源插孔11和录音信号输出插孔16。
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