Syba Gigabit Ethernet to USB Adapter, 1000/100/10Base -T Auto-Negotiation (SD-ADA24026) Capable of USB 2.0 High-speed Data Transfer Rate at 480Mbps USB Bus-powered. Draws Power Directly from USB Port. No Auxiliary Power Required Fully Compliant with USB Specification Rev. 2.0 and Backward Compatible with USB Specification Rev. 1.1 Supports 10Base-T, 100Base-TX and 1000Base-T with Auto-negotiation