Features: Experience blazing-fast internet speeds with our RTL8125B PCI-E x4 4-Port Server Network Card, perfect for high-speed data transfer and seamless connectivity. With a transmission rate of 10/100/1000 Mbps and compatible with PCIX bus types, our network card is an excellent choice for those needing reliable and fast network connections. Supports 4-lane 2.5Gbps PCIExpress bus, supports 2.5Gbps 1G Lite 100M modes Our network card provides the speed and stability you need to keep your business running smoothly. It delivers high value, the best with RTL8125B PCIEx4 4-Port Server Network Card. Specifications: Chipset: RTL8125B Transmission Rate: 2.5Gbe Bus Type: RJ45 Transmission Rate: 10/100/2500Mbps Interface Type: PCI-Express x4 Supports 2.5Gbps 1G Lite 100M modes Color: Black Size: about Mixed Note: Due to problems with lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to manual measurement. Package Includes: 1 pc RTL8125B Network Card