HI-VISION &reg; 4 Pack Compatible  compatible with Brother TN780 Super High Yield Toner Cartridge and DR720 Drum Unit Replacement (3 Toners, 1 Drum) for HL-6180DW, HL-6180DWT, MFC-8950DW, MFC-8950DWT HI-VISION HI-YIELDS  Compatible Toner Cartridge Replacement for Brother TN780 + Compatible Drum Unit Replacement for Brother DR720 (3 Toner, 1 Drum, 4-Pack) Premium Quality Replacement Ink Cartridge is made by ISO9001 Certified Factory to Meet OEM Standards 180 Days Money Back Guarantee 1 Year Manufacturer Warranty Against Product Defect Toner: Up to 12,000 Pages at 5% Coverage; Drum: Up to 30,000 Pages at 5% Coverage