Renewable Toner Brother TN-780 Compatible Toner Cartridge for HL-6180DW MFC-8950DW HL-5440D HL-5470DW LOW COST, HIGH VALUE. RT replacement for Brother TN-780 black toner. Printing cost is as low as .005 cents per page, up to 60% less than Brother TN-780 original toner cartridges. QTY: 1 (1 black) Replaces OEM #: Brother TN780 / Brother TN-780 Ultra High Yield: 12k pages based on 5% coverage For use in Brother HL-6180dw HL-6180dwt MFC-8950dw MFC-8950dwt HL-5440d HL-5450dn HL-5470dw HL-5470dwt printer series LIFETIME WARRANTY: we always honor our warranty, even if the Amazon return window has closed