This Brother TN2150 Toner Cartridge is great for ensuring that your printer continues to produce sharp, crisp and professional documents. It's specially designed to work with Brother printers and is easy to install so you can do it yourself. •It has an estimated page yield of 2,600 pages. •It's compatible for use with the following Brother machines: HL-2140, 2150N, 2170W; MFC-7340, 7440N and 7840W. •This pack contains a single black toner cartridge.