StarTech.com Arista Networks SFP-1G-T Compatible SFP Module, 1000BASE-T, SFP to RJ45 Cat6/Cat5e, 1GE Gigabit Ethernet SFP, RJ-45 (Copper) 100m, 1000Mbps Mini GBIC Transceiver SFP Module - Lifetime Warranty (AR-SFP-1G-T-ST) - SFP (mini-GBIC) transceivermodul - 1GbE