TN300 Brother Black Toner Cartridge is manufactured by Brother and has a page life of approx 2,400 pages based on 5% coverage on a standard A4 sheet. The actual number of pages that the toner cartridge will print may be significantly less that this estimate. The TN300 toner is formulated to exacting standards to ensure you receive high quality print resolution and reliability. Your machine should be used only in a clean, dust free environment with adequate ventilation and for best performance, use only genuine Brother toners and drums.
