SANOXY USB 2.0 to RJ-45 Ethernet Adapter SANOXY 2.0 Ethernet 10/100 Network LAN RJ45 Adapter. Full-speed (12Mbps) USB device Automatically negotiates 10/100 Mbps connection rate, depending on speed of the network Compatible with Windows 98SE / 2000 / ME / XP / Vista (32bit Only); and for Apple MAC OS system Supports Full Duplex Flow Control (IEEE 802.3x) Easily connect a PC or Laptop to any Ethernet network through any USB port SANOXY WARRANTY: All purchases made from SANOXY AMAZON Store is covered under SANOXY WARRANTY. If you purchased through a different third party seller, please contact them directly. (Unauthorized reselling of SANOXY products is prohibited.)