4 Pack - Toner Refill Store Compatible Brother LC203BK, LC203C, LC203M, LC203Y Replacement Ink Cartridges for the Brother: MFC-J4320DW, MFC-J4420DW, MFC-J4620DW, MFC-J5520DW, MFC-J5620DW, MFC-J5720DW. Page Yield: 550 pages at 5% page coverage per page. (1 Black, 1 Cyan, 1 Magenta, 1 Yellow) Comes with 4 High Yield Ink Cartridges (1BK, 1C, 1M, 1Y) Page Yield: 550 pages at 5% coverage per page. Works in the following Brother printers: MFC-J4320DW, MFC-J4420DW, MFC-J4620DW, MFC-J5520DW, MFC-J5620DW, MFC-J5720DW. Product Comes with a 1 year 100% Satisfaction Guarantee and all of our cartridges and drums are made at an ISO-9001 certified factory so you can expect premium quality. Toner Refill Store offeres free technical support for any questions you may have on our Products.