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Each cartridge individually print tested at manufacturing stage.. For Brother Printers - MFC-J4420DW, MFC-J4620DW, MFC-J4625DW, MFC-5320DW, MFC-5620DW, MFC-5625DW, MFC-5720DW, DCP-J4120DW. Colour - Yellow. Yield - Up to 550 pages. Ink Volume - 11ml.