The DRM-2 is a compact, all-in-one area radiation monitoring system with display and alarm indicators. The DRM-2 offers unparalleled features for a stand-alone, TCP/IP networked (optional) or wireless area monitoring solutions. The DRM is a portable or fixed position device for monitoring of perimeters or boundaries and quickly identify changing radiological conditions. With enhanced sensitivity, the DRM-1D provides is ideal for radiological monitoring in medical facility emergency rooms, incident site decontamination tents, etc. The versatility of the DRM provides for easy deployment on emergency response vehicles.