摄像头 is only the camera ba. a security video system has multiple cameras, and a box to store the videos. usually you can set timed recording, or motion detection recording
【在 i****a 的大作中提到】 : 摄像头 is only the camera ba. : a security video system has multiple cameras, and a box to store the videos. : usually you can set timed recording, or motion detection recording
i*a
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you can probably sell the laptop for $100 and use the money to get a real system. need wire. wireless is expensive