Brother Genuine TN-227BK High Yield Black Toner Cartridge. Delivers crisp, professional laser quality output you can rely on consistently for up to 3,000-pages. Intelligently engineered as part of a complete printing system to work seamlessly with your Brother printer. Brother Genuine toner produces superior laser quality results that withstand the test of time. Brother offers an environmentally responsible way to dispose of Brother Genuine cartridges.