How do hidden cameras really work A hidden camera can be wired which means it is connected by wire directly to the viewing or monitoring device such as an embedded DVR or VCR. Hidden cameras can also be wireless, in this case the security camera transmits a radio frequency signal to a receiver that is connected to the DVR or VCR. A hidden camera can be wired which means it is connected by wire directly to the viewing or monitoring device such as an embedded DVR or VCR. Hidden cameras can also be wireless, in this case the security camera transmits a radio frequency signal to a receiver that is connected to the DVR or VCR. Read more about ---> How Hidden Cameras Work security camera
How do hidden cameras really work
Posted by samuelc 554 days ago (http://securityandselfdefense.posterous.com)
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