1310/1550 Nm Dual Laser Source Back Reflection/Power Meter Guilin GM Technology Industry Ltd. Base Info Model NO.:GM8019 + GM83001EType:Multi-mode FiberCore:MulticoreCertification:ISO9001Optical Reflection Meter:Back Reflection Meter Description Pre:User Line (User Cable/RG6/Subscriber Line) Next:MPO/MTP to LC/Sc/FC/St/MTRJ/Mu/SMA Patch Cords Om1 Om2 Om3 Om4 Rmour Mini Ribbon/Bare Ribbon Corning Fiber, MPO Cable Assembly