USB 3.0 to Gigabit Ethernet Network Adapter Fastest USB 3.0 and Gigabit solution ensure high speed transfer rate Plug and Play in Windows (XP/Vista/7/8/8.1), Mac OS X (10.9/10.10), Linux OS. Note: Driver required for Mac OS X (10.5-10.8) Foldable and Portable design ideally suits your Ultrabook What This Product Does The USB 3.0 to Gigabit Ethernet Adapter UE300 adds Gigabit Ethernet network connectivity to your Ultrabook,MacBook Air or desktop through a USB 3.0 port. Backward compatible with USB 2.0/1.1 standards,transferring files at ultrafast speed over an Ethernet port. High Speed Data Transfer Equipped with USB 3.0 ports and Gigabit Ethernet port, UE300 provides a high speed data transfer rate. Connect to Gigabit Ethernet Network UE300 adds your devices connectivity to Gigabit Ethernet network. Compact and Portable Design Compact design with a retractable cable makes it an ideal on the go. Ideal to use for ULTRABOOKS, MACBOOKS and PCs UE300 can be used to add Gigabit Ethernet support to ULTRABOOKS, MACBOOKS or PCs.