1 pack V4INK&reg; New Compatible with Brother TN780 TN-780 Toner Cartridge for Brother HL-6180DW HL-6180DWT MFC-8950DW MFC-8950DWT, high yield of 12,000 pages Color: Black Style: New Compatible/Replacement Guarantee: One-Year Warranty/Shelf Time: 18M Page Yield:12,000 pages @5% coverage ISO/IEC 19752 (letter/A4) Compatible for Brother TN780 Toner Cartridge-12000 Page Yield for Printer HL-6100 Series/HL-6180DW/6180DWT/MFC-8950DW/8950DWT