The USB 3.0 Gigabit Ethernet Adapter gives you the ability to add a Gigabit Ethernet port to your laptop or MacBook though a single USB 3.0 Type-A port, supporting 10/100/1000 Mbps Ethernet and is fully compatible with IEEE 802.3/az/u/ab/x standards. This ethernet adapter provides full gigabit bandwidth and offers backward compatibility with USB 2.0. It also supports features such as IPv4/IPv6/TCP/UDP packet Checksum Offload Engine (COE) and TCP Large Send Offload to reduce the load on your CPU. Jumbo Frames, full-duplex operation, VLAN tagging and 2 VLAN ID filtering are also supported, making this an ideal replacement LAN adapter or laptop accessory in areas without Wi-Fi or if you just want to increase your Internet speed.