StarTech.com Cisco GLC-SX-MM-RGD Compatible SFP Module - 1000BASE-SX - 1GE Gigabit Ethernet SFP 1GbE Multimode Fiber MMF Optic Transceiver - SFP (mini-GBIC) transceiver module (equivalent to: Cisco GLC-SX-MM-RGD) - GigE - 1000Base-SX - LC multi-mode - up to 550 m - 850 nm
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