Multi-Gigabit Ethernet connectivity with four network speeds: 5G, 2.5G, 1G, 100Mbps, 10Mbps Compatible with both 5GBASE-T and NBASE-T specifications Support 5Gbps network speed on CAT5e and CAT6a cabling Fully Compliant with IEEE 802.3, IEEE 802.3u, IEEE 802., IEEE 802.3az and IEEE 802.3bz standards Compatible with IEEE 802.3, IEEE 802.3u, IEEE802. Supports IEEE 802.1Qav credit-based shaper algorithm Supports IEEE 802.1P Layer 2 Priority Encoding Supports IEEE 802.1Q VLAN tagging Supports IEEE 802.1ad Double VLAN Supports IEEE 802.3az (Energy Efficient Ethernet) Supports IEEE 802.3bz Supports Full Duplex control (IEEE 802.3x) Supports Wake-On-LAN () Color:Black Material:PCB Package Contents: 1 * 5Gbps PCI-E to RJ45 network card 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.