... the optical fiber network environment high request use.1,Using the most advanced adjustable core technology2,End ... > 10 million hours;3,Optical fiber interface SC/FC/ST/LC; 4,Storage temperature -10~85°C5, ... - FCEnd is SC square mouth, another end is FC round mouthFiber lengths optionalSC - LCEnd is SC square ... mouthFiber lengths optional Fiber patch cord(FC-FC-1.5M/3M)/single mode/cabinet accessories