WEme USB3.0 to Dual Gigabit Ethernet Converter Adaptor 10/100/1000 Mbps RJ45 Network Switch + Micro B Port for iMac Macbook Air Pro Microsoft Surface Pro Desktop Notebook Ultrabook Tablet USB 3.0 Male A to RJ45 Female adapter provides up to 1000Mbps superfast network speed, backwards compatibility with 10/100 Mbps Ethernet, when simple plug and play any RJ45 port USB network adapter supports crossover detection, auto-correction and Wake-on-LAN (WOL) USB network adapter supports crossover detection, auto-correction and Wake-on-LAN (WOL) The dual RJ45 converter provides a internet sharing function, allows the shared of networking access for other devices and makes network setting up easier Additional Micro B for power adaptor can be connected to the power and conduct network switching independently