门口可视对讲，门岗等设置摄像头和视频采集系统，在控制中心上实现可视门禁；
Visual Talk outdoor, which could realize guarding mechanism in the control center by pickup camera and video collection system;
如果你不需要视频聊天或录音，就不用为内置摄像头和麦克风花钱。
If you don't need to do video chats or recording, don't pay for a built-in camera and microphone.
该系统从多个摄像头和训练事件中集成了实时话音和视频，为每次演习和作战人员的实时移动建立一个完整的图像。
The system blends real-time audio and video from multiple cameras and training events to create an integrated view of each exercise and the live movement of personnel.
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