How do hidden cameras work?
A small board camera is built into an everyday item. The camera can be wired which means it is connected to the DVR or VCR using a cable. The camera can also be wireless, in this case the camera transmits a signal to a receiver that is connected to the DVR or VCR. Can I get audio in my hidden camera? – No you cannot. According to United States federal laws, audio should not be used in a surreptitious manner. One example of surreptitious interception is audio in a hidden camera. This includes pinhole board cameras and all covert or hidden cameras; i.e., a clock radio. Audio in a hidden camera or board camera is only available to law enforcement agencies. Title 18, Section 2512. What is the difference between a wired and a wireless camera? – Wired cameras have a video cable that runs from the camera to your recording or viewing device such as a DVR, VCR or monitor. Wireless cameras have a built-in transmitter that sends the video signal to a receiver. The receiver connects to your record