在一般情况下，它们是构造是一样的：含有针的插头连接到传输视频音频输出端口，中间部分是线缆。
In general, they all work the same: the connector contains pins that go into ports on your video output device which transmit video, audio, and more over the wires in the middle.
根据安装图摆放花炮，将音频线介入音响设备，并插上点火插头。
Install the fireworks combinations at the site according to the assemble diagram, connect the audio line to the audio equipments, remember to connect the ignition plug.
应用推荐