An active adaptive noise control system in ducts is proposed, which adopts a motional feedback loudspeaker not only as an noise controlling actuator but also as a detecting sensor.
介绍了一种采用动反馈式扬声器的管道有源自适应噪声控制系统，系统中动反馈扬声器既作为有源消声系统的执行元件，也作为检测控制效果的声传感器。
The loudspeaker comes with a remote control allowing you to easily adjust Settings at any moment.
该扬声器配备一个遥控器，让您随时随地都可以轻松地调整设置。
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