Etechwork TN720 TN750 Toner Cartridge (4-Pack) for Brother HL-5440DN 5445D 5450DN 5470DW 5470DWT, MFC-8510DN 8515DN 8520DN Printer Compatible Printers: DCP-8110DN, DCP-8150DN, DCP-8155DN, DCP-8250DN, MFC-8510DN, MFC-8520DN, MFC-8710DW, MFC-8810DW, MFC-8910DW, MFC-8950DW, MFC-8950DWT, HL-5440D, HL-5450DN, HL-5470DW, HL-5470DWT, HL-6180DW, HL-6180DWT Package Contents: (Black) 4-Pack TN750 Laser Printer Toner Cartridge Page Yield: 8,000 page at 5% coverage ISO/IEC 19752 (letter/A4) Built with ISO9001 and ISO14001 Factory Standards 1-Year 100% Quality Guarantee, MoneyBack