Each scene has been recorded with 4K ultra HD live signals and advanced audio systems.

每个场景都是用4K超高清的现场信号和先进的音频系统录制的。

And the audio system's three microphones triangulate so you can be heard even in extreme weather.

三麦克风阵列、对音频进行三角测量天气再恶劣，也能为你传音。

You need it from 4: 00 to 6: 00 and before that you need someone to assist you in setting up the audio video system.Is that right?

你要用会议室，四点到六点。在此之前你需要有人帮助你调试好音像设备。