The QuickVerse Deluxe Bible Reference Collection 4.0 CD-ROM is a comprehensive tool for religious study, providing easy access to a wide range of biblical references. With a minimum hard drive space requirement of less than 50 MB, this edition is compatible with both Windows and Mac operating systems. The CD features Quick Verse brand technology, making it a reliable resource for those seeking to deepen their understanding of the Bible in English. Made in the United States, this collection offers a convenient and efficient way to explore and study religious texts.