Door Frame Metal Detector is divided into multiple zones. Each zone represents a specific area of the body, typically from head to toe.  Each zone consists of both transmitter and receiver coils. The transmitter emits a magnetic field, while the receiver detects any disturbances in this field caused by metallic objects.   Website URL: https://www.bioroles.com/door-frame-metal-detectors/

Door Frame Metal Detector is divided into multiple zones. Each zone represents a specific area of the body, typically from head to toe.  Each zone consists of both transmitter and receiver coils. The transmitter emits a magnetic field, while the receiver detects any disturbances in this field caused by metallic objects.   Website URL: https://www.bioroles.com/door-frame-metal-detectors/