Corning Incorporated 1000DK-MDSD DUAL MULTIMODE (27/26 DB) AND SINGLE-MODE (35/34 DB) WITH SC AND ST OTDR PORT AND POWER METER ADAPTERS. KITS INCLUDE OV-1000 MAINFRAME WITH POWER METER AND VFL, MODULE(S), POWER SUPPLY, BATTERY, PORT ADAPTERS, SOFTWARE, MANUAL, CLEANING SUPPLIES AND