其传输的是复合视频信号，可用一根或一组普通的音视频线传输，其中黄色的为视频信号，白色的 为左声道音频信号，红色的为右声道音频信号，如下左图所示（右图为所要连接的设备插口）。-Its transmission is a composite video signal that can be used one or a group of ordinary line of audio and video transmission, in which video signals for yellow,