The CyberLink Power DVD v4.0 is a DVD playback software designed for use with Windows operating systems such as XP and 2000. It is specifically licensed for use on Dell PCs and comes new, sealed with a serial number included. The software is in English and compatible with Microsoft Windows XP. This product allows users to easily play and navigate through their DVD collections on their PC, providing a convenient and efficient way to enjoy their favorite movies and shows. inv#cdr-198.