Speedy Inks - Remanufactured Brother TN115M High Yield Magenta Laser cartridge For use in Brother: DCP-9040CN, DCP-9045CDN, HL-4040CDN, HL-4040CN, HL-4070CDW, MFC-9440CN, MFC-9450CDN, & MFC-9840CDW Page Yield: 4,000 | Color: Magenta Shelf Life: 24-36 Months The use of aftermarket replacement cartridges and supplies does not void your printer's warranty