BIOROLES is one of the leading manufacturers in of Door Frame Metal Detectors in india and leading Suppliers of Walk through Metal Detectors in Delhi, Mumbai, Bengaluru, Gurgaon, Chennai, Pune, Jaipur, Hyderabad HOW Door Frame Metal Detectors WORKS Door Frame Metal Detector is divided into multiple zones. Each zone represents a specific area of the body, typically from head to t... https://www.bioroles.com/category/automatic-turnstile-tripod/