Compliant with PCI Express Specification Revision 3.1 (5.0GT/s) (copper) standard IEEE802.3 Ethernet interface, 2.5Gb/s Compliant with dual-port 2.5GbE RJ45 ports (copper) Comply with standard IEEE802.3 for 2500BASE-T, 1000BASE-T, 100BASE-TX, 10BASE-TE applications Ethernet interface (IEEE802.3bz, IEEE802., IEEE802.3u and IEEE802.3) color: as shown Material: PCB Main controller: (R) I225-V Bus type: PCI Express X1, 2.5GT/s Media interface: 2 x RJ45 copper cable Transmission rate: 2.5G/1000/100Mbps Network topology: 2500BASE-T, 1000BASE-T, 100BASE-TX, 10BASE-TE IEEE 802.3bz, IEEE 802.3, IEEE 802.3x, IEEE 1588, IEEE 802.3az -Energy Efficient Ethernet (EEE) Management functions: IPMI pass-through via SMBus or NC-SI, iSCSI boot, , PXE remote boot, VLAN filtering : 32/64bit Working temperature: 0 ~ 55 (32 ~ 131) Storage temperature: -40 ~ 70 (-40 ~ 158 ) Storage humidity: 90% non-condensing relative humidity at 35C Different batches may have differences in product appearance, color, and printed characters, which will not affect the use Package Contents: 1 x PCI-E I225-V dual-port 2.5G server network card 1 x CD-driver 1 x short iron piece 1 x Chinese and English instruction manual Only 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.