DC 5V Power Supply: UGREEN USB to Ethernet Adapter is designed with an extra DC 5V 2A power supply port. When you use high-power devices like hard disk enclosures or multiple devices, you can use this port to supply power and get stable performance. (This 5V 2A DC port doesn't support charging laptops). Widely Compatible: UGREEN 5 in 1 USB 3.0 Ethernet Hub is compatible with most desktops and laptops like MacBook, Mac Mini, iMac, Surface, XPS, and more. It's also compatible with Nintendo Switch, and Switch Oled (Only Ethernet Port). It's driver-free on Windows 11/10/8.1/8, Mac OS, and Chrome OS. It requires installing the driver on Windows XP/7/Vista and Linux, which you can easily install with our instructions. 3 x USB 3.0 Ports Up to 5Gbps: UGREEN USB 3.0 Gigabit Ethernet Hub is designed with 3 high-speed USB 3.0 ports, which can simply help your device to connect more accessories such as a mouse, keyboard, external drive, thumb drive, and more. And the data sync of USB 3.0 can up to 5Gbps, which is 10x faster than USB 2.0. Gigabit High-Speed Network: With the gigabit ethernet port, UGREEN USB 3.0 to Ethernet Adapter can up to 1000Mbps data transfer speed. It can give a full play to the performance of your network and ensure stable network speed for you to online gaming, surf the Internet, online HD video streaming, upload, download, and more. 5 in 1 USB 3.0 Ethernet Hub: UGREEN USB to Ethernet Adapter is equipped with a gigabit ethernet port and 3 x USB 3.0 ports. While providing your device with a stable wired network, it's possible to expand more accessories, too. It's also equipped with a DC 5V power supply port for you to use some high-power devices. (Note: DC 5v2a power adapter is not included.).