The use of Brother Genuine replacement high-yield toner cartridges like the TN-450 produces sharp, black and white pages with the quality you expect from Brother products. The Brother TN-450 replacement laser black toner cartridge is for use with 16 Brother products. This professional cartridge is intelligently engineered to work in seamless unison without compromising the quality of the print. Brother is dedicated to being environmentally responsible and offers disposal programs for properly discarding its cartridges.