Genuine TN920UXXL Ultra High-yield Toner Cartridge delivers dependable, professional results as well as convenience with an up to 18,000-page yield - six times the pages of the TN920 standard-yield toner cartridge. Toner is engineered and optimized in conjunction with hardware design to maximize overall performance, print quality, consistency and reliability to help meet business needs. Brother Genuine toner is intelligently engineered to work seamlessly with Brother monochrome laser printers to produce sharp black prints while delivering outstanding results and reliable performance. Brother offers an environmentally responsible way for customers to dispose of Brother Genuine cartridges at end of life. Use with Brother HL-L5210DN, HL-L5210DW, HL-L5210DWT, HL-L5215DW, HL-L6210DW, HL-L6210DWT, HL-L6217DW, HL-L6310DW, HL-L6415DW, HL-L6415DWT, HL-EX415DW, DCP-L5510DN, MFC-L5710DN, MFC-L5710DW, MFC-L5715DW, MFC-L5717DW, MFC-L5915DW, MFC-L6810DW, MFC-L6915DW and MFC-EX915DW.