iHarbort USB 3.0 3-Port Compact Hub and an Ethernet Port with a Built-in 0.8ft USB 3.0 Cable for Windows 8.1, 8, 7, Vista, XP, Apple Mac (USB 3.0 3 Ports+Ethernet hub, Silver) High Speed data transfer rates of up to 5Gbps and spend less time syncing (Note: actual rate will depend on the capability of your device.), also compatible with USB 2.0 / 1.1. Easily add 3 USB 3.0 SuperSpeed ports to your PC, laptops and tablets (including Microsoft Surface, Ultrabooks and MacBook), eliminating the trouble of switching among devices. Designed with a built-in surge protector to keep your devices safe. Supports hot swapping. And palm-grip size. Package contents: iHarbort 3-Port USB 3.0 and Ethernet Hub (with built-in 0.8ft USB cable), instruction manual. Lifetime warranty