Features: 2500Mbps Gigabit Ethernet Adapter: USB 3.0 to 2.5G RJ-45 Gigabit Ethernet cable is 2.5x faster than 1Gbps Gigabit Ethernet and is backward compatible with 10/100/1000Mbps. Universally Applicable: USB 3.0 to RJ45 Ethernet adapter plugs in and works with Mac devices without drivers. For Windows 7/10/11/ once this USB Gigabit Ethernet adapter is connected to a laptop the driver can be found in the computer. Stability: The USB 3.0 to 2.5G Gigabit Ethernet adapter uses the proven RTL8156 chipset to maintain ultra-fast stable and secure data flow at 2.5G. Security: The material under the housing dissipates heat faster to keep the USB 3.0 RJ45 network adapter cooler inside ensuring a tight and solid connection and stable performance and the extension cable connector is designed to prevent the USB 3.0 Ethernet cable from bending. Customer Service: If you have any questions please contact us right now we will help you solve as soon as possible. Specifications: Bus Type: USB Applicable Network Type: Gigabit Ethernet Network Standard: IEEE 802.3bz Port Type: RJ-45 includes: 1 *Network Adapter "