Brother Genuine TN221BK printing supplies offer great print quality and reliable performance for fast, professional quality color printing. The TN221BK brings new toner formulation, cartridge architecture, and smart printing features to Brother's precision printing system. Easy to install and replace, Genuine Brother TN221BK supplies ensure output consistency over the life of the cartridge and make supplies easy to maintain by providing status monitoring and proactive alerts when replacement is needed. Designed together with your Brother printer, TN221BK supplies ensure crisp, sharp, vibrant results every time.