Speedy Inks - 2 Pack High-Yield Black Laser Toner Cartridge Compatible with Brother TN570 - DCP-8040, DCP-8040D, DCP-8045D, DCP-8045DN,HL-5100, HL-5130, HL-5140, HL-5140LT, HL-5150D, HL-5150DLT, HL-5170D, HL-5170DLT, HL-5170DN, HL-5170DNLT, HL-5170N, MFC-8120, MFC-8220, MFC-8440, MFC-8440D, MFC-8640D, MFC-8840, MFC-8840D, MFC-8840DN For use in: DCP-8040, DCP-8040D, DCP-8045D, DCP-8045DN, HL-5100, HL-5130, HL-5140, HL-5140LT, HL-5150D, HL-5151DLT, HL-5170D, HL-5170DLT, HL-5170DN, HL-5170DNLT, HL-5170N, MFC-8120, MFC-8220, MFC-8440, MFC-8440D, MFC-8640D, MFC-8840, MFC-8840D, MFC-8840DN Page Yield: 6700 | Color: Black Shelf Life: 24-36 Months The use of aftermarket replacement cartridges and supplies does not void your printer's warranty