Speedy Inks - Compatible Brother TN720 Black Laser Toner Cartridge For use in Brother: DCP-8110DN, DCP-8150DN, DCP-8155DN, HL-5440D, HL-5450DN, HL-5470DW, HL-5470DWT, HL-6180DW, HL-6180DWT, MFC-8510DN, MFC-8710DW, MFC-8810DW, MFC-8910DW, MFC-8950DW, & MFC-8950DWT Page Yield: 3,000 | Color: Black Shelf Life: 24-36 Months The use of aftermarket replacement cartridges and supplies does not void your printer's warranty