Anker Unibody USB 3.0 to RJ45 Gigabit Ethernet AdapterAdd separate gigabit ethernet access to Macbooks, Ultrabooks and notebooks in an instant.Product Features• Supports gigabit ethernet connection with high bandwidth of up to 1000 Mbps• USB 3.0 enables SuperSpeed data transfer, backward compatible with USB 2.0 / 1.1 standards• Supports backpressure routing and IEEE 802.3x flow control for full-duplex (FDX) and half-duplex (HDX) systems• Compatible with IEEE 802.3, IEEE 802.3u, and IEEE 802.3ab. Supports IEEE 802.3az (Energy Efficient Ethernet)• USB to RJ45 adapter supports gigabit networking over USB 3.0• IEEE 802.3, 802.3u and 802.3ab (10BASE-T, 100BASE-TX, and 1000BASE-T) compatible• Crossover detection, auto-correction (Auto MDIX) and Wake-on-LAN (WOL)• Powered solely through the USB port• Three LED status indicatorsSystem RequirementsSupports Windows (32/64 bit) 10 / 8 / 7 / Vista / XP, Mac OS 10.5 or higher.