Specifications include, but are not limited to: 2. General: The Systems shall use/behave: a. Artificial intelligence (AI) and sensor technology housed in a walk-through device designed to screen a large number of Visitors without disruption of pedestrian traffic. b. Designed for soft target protection in school and administrative settings. c. Aesthetically designed with no overhead structure or arches. d. Capable of customization to accommodate District branding e. Able to detect the following threats concealed on a person or within a carried bag or item: i. Metallic improvised explosive devices, ii. Firearms, iii. Metal knives, iv. Brass knuckles, v. Other metallic weapons. f. Proven System with placement of at least 200 similar units in the last 12 months of this RFP opening date. 3. ENVIRONMENTAL: System shall be designed for operation under the following conditions: a. Storage temperature 0 to 140 degrees Fahrenheit. b. Operating temperature 0 to130 degrees Fahrenheit. c. Relative Humidity 0-95% non-condensing. d. Certification of ingress rating of at least IP55. e. Capable of operating in direct sunlight or direct light emitted through open doors, windows,