Describe: 100% new and high quality Color: see picture Size: Length 12 cm/4.72 inches Package includes: 1 set network card Connect faster than ever with this PCI Ethernet network controller card. Transmission speed up to 10/100/1000 Mbps Gigabit, optimizing your computer's performance. PCI-E to RJ45 Gigabit Wired Network Card This product uses a Gigabit network controller, adapts to 10/100/1000 Mbps Ethernet networks, fully meeting the needs of home users and office equipment. Users can expand the RJ45 network interface through the computer's PCI card slot. The fast 100M network card can meet the needs of high-speed file transfer in the local area network. Use this product for servers to provide high-speed connections between servers and switches and improve the response speed of the network backbone. Note: 1. Please allow 5-10 mm differences due to manual measurement, thank you. 2. The actual color of the product may differ slightly from the image, and the website is caused by various factors such as monitor brightness and light brightness.