Did you unplug the room card camera and work?

Pulling out the hotel room card can't prevent the camera, because the hotel room card only plays the role of electrifying, and his cameras are all powered by his own independent power supply, which is not controlled by the room power supply, so the room card can only control the lighting, but it can't prevent the camera, because the hotel room card only plays the role of electrifying, and his cameras are all powered by his own independent power supply, which is not controlled by the room power supply, so is the room card.