Badalink SuperSpeed 3-Port USB 3.0 with LAN Network Adapter - This hub has been designed specifically for users of ultrabooks, notebook, laptop computer PC and tablets with USB Port to deliver roomy access to fast USB 3.0 connections.-This USB 3.0 HUB offer a realistic and well-to-do expansion of three USB3 .0 ports and one RJ45 Gigabit ethernet connection ; Since the length of the USB cable is approximately 0.38 foot -LRB- about 117 mm -RRB-, you are kindly advised to order a USB 3.0 extension cable along with this product If you intend to connect it to a desktop PC.Product Features - USB 3.0 somebody A to RJ45 10/100/1000 Gigabit ethernet adapter with 3 - Port USB 3.0 Hub - The nonesuch companion for notebooks, Ultrabooks and lozenge PCs with USB ports - Transfer speed USB 3.0 : abstract 5 Gbps, real number 100-150 MBps ; RJ45 : 10/100/1000 Mbps-Built-in Overvoltage/Overcurrent/Leakage and Short-Circuit protection unitSupported Operating Systems : Windows XP/Vista/7 / 8 -LRB- 32/64 bit -RRB-, MacOS-X, LinuxGigabit Ethernet : Support IEEE 802.3 az -LRB- Energy effectual Ethernet -RRB-. with IEEE 802.3, IEEE 802.3 u, IEEE 802.3 abWarranty - qualified annual Warranty and Lifetime Product Support, as well as big customer service .