Hidden spy cameras used to be used only by law enforcement governmental agencies because they were so expensive. Those agencies still use hidden cameras but the prices have dropped so much that anyone can now afford a hidden camera with prices as low as $100.00 sometimes less.
Here are the top reasons to use hidden spy cameras.
surveillance cameras to watch traffic congestion and many now are using cameras
for red light and speeding enforcement.
Some cameras have the capability of being viewed from anywhere in the world via the internet. Cameras come in just about any size and capability you can imagine from dome cameras which are the most widely used surveillance cameras in the world to familiar bullet cameras that are mostly used for outdoor surveillance.
Hidden cameras are just that 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.
Technology is changing all the time. Now there is a line of hidden cameras that have a built in DVR. They record images on an 8 GB SD card for playback on your computer or TV. Talk about easy.
Using a remote control you can start and end recording up to 144 hours worth depending on resolution and speed. Recordings are motion activated so that unbearable dead space is eliminated.
I am sure you can think of other reasons to use a hidden camera. If you do let me know.