Optical Cable, Fiber Cord, ODF manufacturer / supplier in China, offering Cat. 6 UTP 180 Degree Keystone Jack Toolless, Cat. 6/6A/7 STP Tool Free Keystone Jack up-Down, Fiber Patch Cord Sc/Upc - Sc/Upc Sm Simplex 3.0mm 1/2/3/5m and so on.