Ugreen 3 Ports USB 3.0 Hub with Network Support Windows Mac OS X and Linux Compatible for Surface Pro,IdeaPaD, MacBook Air/Retina and More (Black) description ugreen 20265 usb 3.0 hub 3 ports with gigabit 10/100/1000mbps ethernet network could not only add a network interface to your computer via usb, but also to connect your computer to multiple devices, such as digital cameras, pc fans, flash driver. it is a perfect solution for nintendo switch, windows surface pro, macbook air, macbook retina and more which do not have ethernet interface, or replace a broken ethernet interface on pc. ethernet specification: 1. support 10/100/1000mbps network access; 2. ieee 802.3, 802.3u and 802.3ab (10base-t, 100base-tx, and 1000base-t) compatible; 3. usb-powered, with no additional adapters required; 4. supports suspend mode and remote wakeup via link-change, magic packet, microsoft wakeup frame and external wakeup pin; 5. supports full and half duplex operating modes; 6. backwards compatible with usb 2.0 1.1; 7. chipset ax88179. usb 3.0 hub: 1. extend 3 ports usb 3.0, convenient for your flash drive, keyboard, mouse, camera, printer, hdd etc.; 2. support the speed up to 5gbps; 3. backward compatible with usb 2.0 and 1.1; 4. additional dc-jack is optional for some power hungry devices. package contents: ugreen 20265 usb 3.0 hub 3 ports with gigabit 10/100/1000mbps ethernet network ã â€”1; cd ã â€”1; warranty cardã â€”1.