另一个原因是工业标准，外部组织设置电缆和插头的型号标准以便音响系统能够连接上。
Another reason is industry standards, where an external organization set cable and connector type specifications so sound systems can connect.
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.
拔下电视机、充电器、电脑、咖啡机和音响的插头，有些电子产品你不介意重新设置的话可以使用内置定时器的电源。
Unplug TVs, chargers, computers, coffee makers and stereos, or use power bars with built-in timers to turn off electronics you don't mind being reset.
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