The new Rapiscan 638DV 320kV is an advanced dual-view X-ray system with a 1837 mm wide by 1800 mm high tunnel opening for screening ULD type, ISO standard, and large cargo pallet type freight. The new 638DV 320kV features high penetration, dual-view technology and explosives and narcotics detection alert supporting secure inspection and higher throughput for air cargo screening and customs applications.