The McAfee Antivirus Protection for Your PC is a 1-year subscription to the McAfee Antivirus software. It is specifically designed for PC operating systems with a minimum of 512 MB RAM and 1 GHz processor speed. This sealed product key card includes English language support, has a minimum of 500 MB hard drive space required, and is licensed for retail use. With its focus on antivirus and internet security, this unit offers reliable protection for one device, making it a valuable addition to any computer's security system.