Features: 1G Fast speed transmission: This 1G Networking card opens Networking transmission speed, providing speeds 2.5 times faster than traditional gigabit rates. It provide excellent online experience, ensuring fast file transfer, video streaming, and online gaming. PCIe to 1G RJ45: It adapts to various PCIExpress slot configurations such as x1, x4, x8, and x16, achieving installation and different motherboards interchangeability to meet different hardware layouts and requirements. Note: Only for PCIE slots, not for PCI slots. operating systems compatibility: Whether you are using Windows11 or earlier version such as Windows10, 8.1, 8, 7, or even operating systems, this Networking card ensures compatibility. This eliminates concerns about systems compatibility and provide you with complete convenience of fast speed networking. Flexible stand multifunctionality: This 1G Networking card adopts a low profile standard stand, providing higher flexibility for different computer configurations. No matter what the specifications of computer are, it can ensures easy installation and hardware. metal shielding: minimizes electromagnetic interferences to greatest extent possible, enhancing the stability and reliability of each connection. (Tip: Before connecting to the PCIe slot of the PC, please remove the plastic film from the PCIe Interfaces.) Excellent heat dissipation Performances can quickly reduce temperature and maintain Networking transmission stability. Specifications: Materials: Plastic Long baffles: 12cm Short baffles: 8cm Package Includes: 1Set Gigabit Ethernet Card note: Please allow 1-3mm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.