The Verbatim DVD-R 4.7GB 16x Inkjet Printable Disc - 100pc have been extensively tested for compatibility with inkjet disc printers from Primera, Microboards, Epson and more. Offering 4.7GB or 120 minutes of DVD-quality storage capacity, these are one-time record discs, ensuring that your movies, video clips or other data will not be erased. White Inkjet Printable DVD media is available in DVD+R and DVD-R formats. Today, most DVD writers and readers use these discs interchangeably, with no noticeable performance differences. With older units, check your manufacturer’s suggested DVD format to ensure compatibility.