Estimated page yield: 2600 pages per TN-660 toner cartridge at 5% coverage (Letter/A4) Package includes: 4 packs black TN 660 TN 630 toner cartridges (Design V3) and 1 User Guide Compatible with Brother Printers: Brother MFC-L2700DW DCP-L2540DW HL-L2340DW HL-L2300D HL-L2380DW DCP-L2540DW DCP-L2520DW MFC-L2740DW MFC-L2720DW series We care about your needs and we strive to provide cost-effective products for you These are INK E-SALE compatible toner cartridges replacement for Brother TN660 TN630