The system comprises the infrared broadcaster, the infrared earphone, the infrared voice transcriber and the infrared remote controller.
红外导游系统由红外播音器、红外耳机、红外语音转录器和红外遥控器四部分组成。
The infrared voice alarm system is composed of a central controller, infrared sensors, voice-activated sensors, alarm devices and keyboard parts.
这个红外声控报警系统是由中央控制器、红外传感器、声控传感器、报警器及键盘部分组成。
The remote controller further includes a speaker for transferring an audio signal from the Internet device to the user, and a microphone for receiving a user's voice.
遥控器还包含用于将音频信号从互联网装置传送到用户的扬声器，以及用于接收用户声音的送话器。
The remote controller further includes a speaker for transferring an audio signal from the Internet device to the user, and a microphone for receiving a user's voice.
遥控器还包含用于将音频信号从互联网装置传送到用户的扬声器，以及用于接收用户声音的送话器。
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