Usb3 Gigabit Eithernet Adaptor
      Need a hub"  Don't have an ethernet connection"  No problem!  Combines the versatility of our U3HUBA and the convenience of our U3GBA in a single device.  3 USB 3.0 hubs that are compatible with USB 2.0 and 1.1, and an ethernet port for broadband connections.  Comes with an external A/C adapter for devices that require more power.  Features:    Adds 3 USB 3.0 ports and a Gigabit Ethernet port to your computer  Supports both USB 3.0 and USB 2.0  Ethernet connection speed at 10/100/1000Mbps  Super fast speed  USB bus-powered (no AC adapter required)  Compact design and bulit-in-cable for maximum portability  Hot swappable and plug-n-play  Must Buy Reasons:  Specially designed for MacBook Air and new MacBook Pro (Retina) without Ethernet port  Works with Windows PC  Quickly adds 3 USB3.0 ports and one Gigabit Ethernet port into your computer  Supports all USB devices including USB drive, printer, webcam, keyboard and mouse etc  Gigabit Ethernet port is 3 times faster and more reliable than the fastest WiFi connection   Backward compatible with USB2.0 computers and devices  Just works without AC adaptor needed  2-tone, stylish and anodized aluminum housing  System Requirements:  Mac OS X 10.7 to 10.10 and above  Windows XP/Vista/7/8 and above  Any desktop and notebook computer with available USB 3.0 or 2.0 port