***** **********Best Quality Guranteed. *****100% Compatible It's BASE-T SFP+ Transceiver compatible for Arista SFP-E-T*****Wide Compatible It's also compatible for open source brands like Ubiquiti, Unifi, Broadcom, Netgear, D-link, Mikrotik, TP-link*****SFP RJ45 Copper BASE-T igabit Ethernet SFP+ transceiver module over Cat6a/ Cat7 cable, 10gbps, 30m, RJ45 connector, hot-pluggable*****3 WARRANTY 30-Days Free-returned, 60-Days Free-replacement, 3-Years Free-maintenance*****STANDARDS SFF-8431 and SFF-8432 MSA Compliant, IEEE 802.3 az