Kramers SC/SC/OM4 series is a laser−optimized OM4 fiber optic multi−mode 50/125um cable in a 3.0mm (0.118in) diameter PVC jacket terminated with SC connectors. Quality Construction Developed for 40Gbps standards. 850nm OM4 multi−mode fiber in a flexible PVC outer jacket of 3.0mm (0.118in) diameter. Numerous Applications Connects Kramers 670T/R, 671T/R, and 673T/R transmitter/receivers for long−distance transmission of high−resolution digital video signals over fiber.