Features: The PCIE gigabit network card adds a 10/100/1000 Mbps compatible RJ45 Ethernet port to a PCI Express-enabled client, server or workstation, providing a convenient addition or replacement networking interface. High performance BCM5721&51chip, support ROS,ESXi , and offers effective network performance. With gigabit speed and Link/Activity LED indicators Complies with micro soft and Linux platforms Full and half duplex support; Pxe network boot support Specifications: Connectors: 1 x RJ45 Data rate 10/100/1000M Applicable Network Type: Gigabit Ethernet Transmission Medium: Wired Port Type: RJ-45 Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1 x Gigabit Server Network Card