Page Yield*: 2400 *Per Cartridge at 5% coverage (ISO/IEC standard) These compatible cartridges are conveniently equipped with a smart chip that allows you to monitor and track your ink levels Compatible with the following Brother MFC Printers: J5620DW, J5520DW, & J5720DW Color: Black, Cyan, Magenta, Yellow Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.