Metal Detectors are mostly used only for security purpose at the security checkpoint. And this concept is coming up with two type's likewise handheld metal detector (HHMD) and Door Frame Metal Detector (DFMD)
Door Frame Metal Detector is developed to detect both ferrous and nonferrous metals concealed on a person in any conceivable manner.
This metal detector is décor very classy and which controlled through search coils installed in the frame. Its buzz and siren if metal found with person passed through the Door Frame Metal Detector.