These pocket-sized multi-adapters allow you to add additional USB peripherals and a Gigabit LAN through your USB port USB 3.0 Gigabit Ethernet port with transfer rates of up to 5 Gbps enable bulky file backup USB 3.0 plug-and-play and backwards compatible with USB 2.0 and 1.1 USB 3.0 SuperSpeed and bus powered Compatible with Windows and macOS