This USB 2.0 Type A connector to Ethernet Adapter is a high performance and low cost solution to your Ethernet connection needs. This adapter enables an Ethernet network connection capability for desktops, notebook PC's with standard USB port. This resolves the issue on the computer without Ethernet port so you can connect a computer to Ethernet through USB 2.0 (backward compatible with USB 1.0 1.1) easily. Supports 10/100 Mbps auto-sensing, USB specification 1.0, 1.1 and 2.0, 802.3 10BASE-T/100BASE-TX, twisted pair crossover detection and auto-correction (HP Auto-MDIX). System requirement: Windows: Windows 7, Windows Vista, Windoes XP or above, Mac: Mac OS X 10.4/10.5/10.6 or above. Come with user manual and CD driver (most compatible system have built-in driver). Standards: UL, CSA, ISO 9001:2000 manufacturer