Features: brand new and high quality SE-LG8111A-BT PCI for Express Gigabit Ethernet card is a high-performance 10/100/1000M BASE-T Ethernet LAN card. Designed with Realtek RTL8111F chipset, it is very suitable for home and office use. It provides a low-cost network solution for connecting High-speed local area network, data transmission rate: up to 1000Mbps, through a set of 4 twisted pair copper wires, the longest distance is 100 meters. Its 10/100BASE-T system is 100 times faster and fully backward compatible, so it can be easily plugged into almost any existing CAT-5 cabling network. High-performance 1000BASE-T Ethernet controller card, backward for 10/100BASE-T network10/100/1000Mbps data rate auto-negotiation operation Specifications: Applicable network: Gigabit Ethernet Main controller: Realtek RTL8111G Media interface: RJ45, copper cable Transmission rate: 10/100/1000Mbps Network topology: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE802.1P, IEEE 802.1Q VLAN 10Base-T /100Base-Tx /1000Base-T Management function: Wake-on-LAN and remote wake-up function Compliant with PCI for Express revision 1.1, 1-Lane (X1) bus interface for existing CAT-5 UTP cables Fully for comply with IEEE802.3, IEEE802.3u, IEEE802.3ab Support half/full duplex mode and 802.3x flow control Support IEEE802.1P Layer2 priority coding Support IEEE 802.1Q VLAN tag Support jumbo frames to 9K bytes Send/receive on-chip buffer support Wake-on-LAN and remote wake-up function support 1 x RJ45 Gigabit LAN port Support standard and thin chassis Operating system: for Windows 98SE / ME/Server 2000 / XP / Server 2003 / Vista / Win 7 /Server 2008 /Win 8 / Win 8.1 / Win 10 (32&64bit), Linux, DOS Product size: Mixed Package Includes: 1 X PCI for Express Network Card 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.