10GBase-SR SFP+ Transceiver, MMF: Gigabit Ethernet Fiber transceiver module, 10 Gigabit Ethernet Multimode SFP+ Module, 10 Gb/s, 850nm wavelength, Duplex Dual LC, MMF, operates on multi-mode (OM3/OM4) LC/UPC fiber cable spans of up to 300m (984 Ft) in length.