1、The input interface is USB 3.1 type-c interface, and the output interface is a 3-port USB 2.0 hub, backward compatible with 1.2/1.0. 2、Enables 100M network card connection, and backward compatible with 100M network cable, two functions can be used at the same time. 3、The USB3.1 type-c interface contains a 24pin terminal, which supports forward and reverse plugging and unplugging. 4、Supports many operating systems, including for WIN XP / 7 / 8 / OS X, and the transmission speed can come up to USB 3.1 10Gbps. 5、Widely used in the connection of the signal source of for OX S Air 3.1 output port to the 3-port USB2.0 mobile hard disk, mobile phone and U disk interface. 6、Has OTG function, and the output is a high-speed USB 2.0 speed and 100m network card connection. Two functions Can be used at the same time. 7、The light weight and small size make the carrying and storage much more convenient. Item Type: RJ45 Ethernet Adapter Material: PVC Product Interface: USB3.1 / 2.0, backward compatible with USB 1.0 Size of USB 3.1 Type-C Port: Approx. 8.25 x 2.4mm / 0.3 x 0.1in Product Colour: White Product Function: Expand 3 ports, USB 2.0 interface / 1 port RJ45 network card, 100M network card Support System: For WIN XP / 7 / 8 / OS X (you can use it without a driver on the latest for OS X) 1 x RJ45 Ethernet Adapter