NIC + HUB Multifunctional Combination: Features one RJ45 socket and three USB 3.0 interfaces, this device solves the problem of insufficient interfaces while allowing you to enjoy the benefits of a wired network connection. Plug and Play: No driver needed, simply plug and play. Multi-OS Support: Supports multiple operating systems including XP, WIN7, WIN8, WIN10, Vista, Linux, Android, and more. High-Speed USB 3.0: Utilizes a genuine USB 3.0 chip network card, offering speeds 10 times faster than standard chip cards and superior to cheap 2.0 cards on the market. Versatile Network Compatibility: Supports campus network switches, broadband light drilling, dial-up internet access, and more. The computer motherboard comes with an identical network card that has an address. Robust Design: Features an integrated overall shape with elbow reinforcement to prevent detachment. High-quality chips are used; it may get slightly warm, which is normal. Sleek Appearance: With 8 cores, it supports campus networks, standard desktops, laptops, switches, and ADSL broadband routers, capable of handling various network needs. High-Speed Data Transfer: USB data complies with USB 3.0 specifications, providing high-speed data transfer and significantly improving power supply. Tested to not require external power, it can easily power a variety of USB devices. Color: Black Material: Aluminum Alloy Package Contents: 1 * USB 3.0 Gigabit Ethernet Adapter Only the above package content is included; other products are not. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowed measurement error is +/- 1-3 cm.