POE+ adopts IEE802.3bt standard, and its output power consumption does not exceed ().
When multiple lens devices are installed in a certain area (exceeding the maximum number of windows supported by the client), and these video sites need to view the live video, which of the following functions can be used to achieve?
The number of video analysis channels will affect the number of single-check servers.
Which of the following is not a typical scenario of "prevention and control grid"?
In the process of cross-line detection, which feature value of the moving object does not need to be obtained?
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