求翻译：系统由主控制器（3通道）和激光束单元组成，所有组件由三芯DMX线连接，安装调试极其方便。主控制器可选择自动模式或DMX控制模式。内置十数种变化效果，并且变化速度可任意调节。是什么意思？

System from the main controller (3 channels) and laser beam units, all of the components consists of three core DMX cable, installation and commissioning very easy. Master controller can select automatic mode or DMX control mode. Built a dozen changes in effect, and changes in speed can be adjusted.

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The system (3 channels) and the laser beam unit is composed by the master control regulator, all modules by three core DMX line connection, install the debugging to be extremely convenient.The master control regulator may choose the automatic pattern or the DMX control pattern.In sets at ten several

System from the primary controller (3 channels) and laser beam modules, all components are connected by three core DMX line, installation and testing easy. Main controller can choose automatic mode or DMX control modes. Built-in ten kinds of changing effects and change speed adjustable.

System from the primary controller (3 channels) and laser beam modules, all components are connected by three core DMX line, installation and testing easy. Main controller can choose automatic mode or DMX control modes. Built-in ten kinds of changing effects and change speed adjustable.