Always trust Brother Genuine ink for superior inkjet print quality and performance you can consistently rely on. Brother Genuine LC401M Standard Yield Magenta Ink Cartridges deliver consistent, professional results and up to 200 pages. All Brother Genuine ink cartridges are intelligently engineered to work seamlessly with your Brother inkjet printer for consistent, reliable results. Brother Genuine LC401BK is for use with the following Brother all-in-one color inkjet printers: MFC-J1010DW, MFC-J1012DW and MFC-J1170DW.