Divides into for the sound way from the sound admonishes directly for the sound (whisper, spoken language and so on) or after the instrument (earphone, speaker and so on) gives the sound two ways.
给声途径分为从声谏直接给声(耳语、口语等)或经仪器(耳机、扬声器等)给声两种途径。
2
Two-way audio allows you to not only to listen to live audio, but also talk back via the camera's speaker.
双向音频允许你不仅要听现场音频，而且还可以通过摄像机的扬声器顶嘴。
3
This app also supports two-way audio, so you can use your mobile device to listen to live audio from your baby camera, or broadcast audio to the camera's built-in speaker.