Use proper checkpoint operational procedures for your facility when using Walk Through Metal Detectors. Make sure you learn the correct procedures in order to avoid problems. This video provides a step-by-step overview of the instructions. In this video, we see the Garrett PD 6500i and the Multi Zone walk through metal detector in action. Since 1986, Detector Electronics Corp. has been providing comprehensive security solutions. See the Garrett Multi Zone and all of the related accessory options here https://www.metaldetector.com/garrett... See the Garrett PD 6500i and all of the related accessory options here https://www.metaldetector.com/garrett... For sales and expert advice call 1-508-460-6244 or text 1-833-753-5125.