This USB to Ethernet adapter allows you to connect to high-speed networks with up to 1Gbps performance. Product specifications: Manufacturer: Unitek, Model: UEG100, Connector A: USB 3.0, Connector B: RJ45, Speed: 1000Mbps, Compatibility: 10/100/1000 Mbps, Dimensions: 3.0 x 1.2 x 0.5 inches, Weight: 0.1 lbs.