This document describes a 6/18 zone high sensitivity walk through metal detector. It lists its applications in various facilities like airports, government buildings, and schools. It has adjustable sensitivity levels for each detection zone, multiple alarm sounds, frequency adjustment, even detection technology with no blind spots, remote upgrade and control capabilities, 50 working bands, 400 sensitivity levels per zone, and 100 security levels. It also records pass and alarm numbers and has query and intelligent standby functions. Optional advanced functions include converting zones and connecting to a PC terminal to change specifications remotely.