This toner produces mono laser prints in high quality you can depend on; Brother Genuine toner produces crisp, sharp prints that withstand the test of time. Yields up to 1,200 Pages: This replacement standard-yield black toner cartridge can print approximately 1,200 pages(1). ; Intelligently engineered to work in seamless unison with your Brother printer. Seamless integration: This professional replacement black toner cartridge creates rich blacks and is engineered to work in seamless unison with your Brother laser printer.