WEme USB 3.0 4-port Hub 10/100/1000 Mbps RJ45 Gigabit Ethernet Adpater Converter with Type A Male to A Female Cable Power Port 4-port USB 3.0 SuperSpeed ports provide high data transfer speed up to 5Gbp/s, backwards compatible with USB 2.0/1.1 devices Built-in Gigabit Ethernet port gives access to super fast 1000Mbps network speeds, also backwards compatible with 10/100 Ethernet With the creative Lego design, work and fun is fully integrated for MacBook Air, MacBook Pro, iMac, Microsoft Surface Pro, Lenovo Yoga, ThinkPad, Samsung, Dell ect.