1.Multi-functional Adapter. This USB3.0 Hub integrated the function of USB3.0 port， Gigabit Ethernet and card reader， which provides a solution for the computers without Ethernet interface and demanding more USB3.0 port. A perfect companion for your Window Surface， Macbook Air， Retina and other ultra-thin notebooks. 2.Super Fast Speed. With advanced USB3.0 technology， the USB3.0 hub offers you 5Gbps transfer speed for faster transmission. One Gigabit Ethernet allows you to access to superfast network speed and it is backward compatible with 10/100 Ethernet.3.Dual Card Reader. This super speed USB3.0 Hub comes with TF/SD card slot that support to read TF/SD card with the function of inserting one card every time. With bus supply power， there is no need of external power supply.4.Gigabit Network Speed. Allowing of full/half duplex connection， this USB 3.0 male to Gigabit Ethernet female adapter supports Wake On LAN function. It is compatible with WindowsXP，Vista，Win7，Win8，Mac Osx10.4，Nintendowii，Nitendo Wii U， Chromebook operating system.5.Backward Compatibility. This USB3.0 hub is backward compatible with previous version of USB2.0/1.1. The USB hub supports to connect USB flash driver， mouse， radiator， webcam， solid hard disk and printers to meet your needs.Specification:Name: USB3.0 HubCard Reader Interface: 1 SD interface and 1 TF interfaceEthernet Interface:10/100/1000M network speedUSB3.0 Interface: Backwards compatible with USB2.0/1.1Compatible system:WindowsXP，Vista，Win7，Win8，Mac Osx10.4，Nintendowii，Nitendo Wii U， ChromebookNotes:Please install the driver before use.What's Included: 1*USB3.0 Hub with Gigabit Ethernet and dual card reader interface1*driver1 * User Manual