Windows XP Professional With Service Pack 2 -OEM full edition 
Specifications:
Designed for reliability, security and privacy, high performance, and ease of use, the Windows XP operating system provides a host of benefits for business and home users. A clean and simple desktop, rock-solid reliability, and easy-to-use features that take advantage of the digital age all contribute to the value of Windows XP

Weight: 1.00 lbs