... LCD screen 4. networking: optionalDoor metal detectorModel No.: AT-300BPerfect weather-proofing design for outdoor useEasy to Install, ... Walk-thru: 0.3 meters at low sensitivity, 0.5 meters at high sensitivityHarmless to pregnant woman and ... designed for airports, courthouse, Sports meeting, Casino, Electronics factory and Hardware factory.Networking: Remote ability with Desktop Remote Control. ( ...