2.5 Gigabit Ethernet port supports a super-fast network speed up to 2500Mbps (2.5Gbps), double the performance of a traditional gigabit Ethernet adapter and downward compatible with 10 /100/1000Mbps. Hybrid 2-in-1 cable converts from USB-C to USB-A so you always have the right connection (USB 3.0 required for full performance). Compatible with most computers/laptops/tablets which feature Type-C and USB 3.0 ports. (NOT FOR SMARTPHONES) Made of premium anti-fingerprint aluminum shell and built-in ventilation holes help to prevent over-heat. Works with Windows 10/8.x/7/ Vista/ XP, macOS 10.6 and above, iPadOS, Linux Kernel 3.2 and above and up-to-date Chrome OS systems. Driver download and install may be required on older OS and Kernel versions. Some core features require driver install on macOS