SFP+ to RJ45It's 10GBASE-T sfp+ transceiver module compatible for Dell Force10 SFP-10G-T-80 GP-10GSFP-T80 ^^ 10G-T SFP+80m10GBASE-T SFP+ transceiver, 10gbps, 80m, RJ45 connector, hot-pluggable ^^ 10G SFP COPPERRJ45 10gbase-t 10Gigabit Ethernet SFP+ transceiver module over Cat6a/ Cat7 cable, 80m ^^ 3 WARRANTY30-Days Free-returned, 65-Days Free-replacement, 5-Years Free-maintenance ^^ STANDARDSSFF-8431 and SFF-8432 MSA Compliant, IEEE 802.3 az custom service for your options.