LOISGOO (copper) standard IEEE802.3 Ethernet interface, 2.5Gb/sCompliant with -port 2.5GbE RJ45 ports (copper)Compliant with standard IEEE802.3 for 2500BASE-T, 1000BASE-T, 100BASE-TX, 10BASE-TE applicationsEthernet interface (IEEE802.3bz, IEEE802., IEEE802.3u and IEEE802.3)IEEE802.3 Auto-NegotiatorIEEE802.3x and IEEE802.3z compliant flow control support with software controllable RX thresholds and TX pause framesAutomatic detection function (/-X)technical parameter: Applicable network: multi-gigabit server network cardMain controller: I225-VBus Type: PCI Express X4, 2.5GT/sMedia Interface: 4 x RJ45 copper cableTransmission rate: 2.5G/1000/100MbpsNetwork topology: 2500BASE-T, 1000BASE-T, 100BASE-TX, 10BASE-TEIEEE 802.3bz, IEEE 802.3, IEEE 802.3x, IEEE 1588, IEEE 802.3azEnergy Efficient Ethernet (EEE)Management functions: IPMI pass-through via SMBus or NC-SI, iSCSI boot, , PXE remote boot, VLAN filtering: 32/64bitMaterial: PCBcolour: Green+BlackPackage Contents: 1 x Network Card1 x CD1 x Short IronOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.