EcoFrank Compatible High Yield Toner Cartridge Replacement for Brother TN660 TN630 (Black, 2-Pack) This is an EcoFrank alternative replacement for OEM product, replaces Brother TN660 TN630 Black toner cartridges Package includes: 2 Black, brand new, compatible toner cartridges with installation guide; sealed and protected with shock resistant air bags; packaged in durable individual boxes For use in these printers: Brother HL-L2300D HL-L2320D HL-L2340DW HL-L2360DW HL-L2380DW DCP-L2520DW DCP-L2540DW MFC-L2700DW MFC-L2740DW MFC-L2720DW Estimated page yield per cartridge: 2600 pages (High Yield) at 5% coverage based on ISO/IEC 19752; Prints true-to-life photos and laser-quality text that resists fading, smudging and bleeding Lifetime warranty. 100% Satisfaction guarantee.