DTX-1800 and set of two DTX Encircled Flux Multimode Fiber Modules, each incorporating: 850 nm and 1300 nm LED sources combined into a single output port; Set of Encircled Flux compliant test reference cords (EF-TRC); 850/1300/1310/1550 nm power meter; Integrated VFL; and 1 year of Gold Support.