Rosewill RA-USB-RJ45-EX Adapter Changer Type: USB to Ethernet Specifications: USB Type A Male to RJ 45 USB Type A Female to RJ 45 Standard Cat5/Cat5e/Cat6 Networking cable Supports OS Windows 98SE/ME/2000/XP/Windows 7 Package Contents: USB Type A Male to RJ 45 x 1 USB Type A Female to RJ 45 x 1 Parts: 1 year limited Labor: 1 year limited