Brother Genuine Toner Cartridges. Professional laser print quality you can consistently rely on. Intelligently engineered to work in seamless unison with your Brother printer. Brother Genuine toner produces rich, color prints that withstand the test of time. Brother offers an environmentally responsible way for customers to dispose of Brother Genuine cartridges. Brother Genuine toner outperforms third party toners, providing you with print quality and reliability you can count on.