Brother Genuine High-Yield Black Toner Cartridge Twin Pack TN660 2PK contains two TN660 black toner cartridges that deliver consistent, professional laser-quality prints you can rely on for up to 2,600 pages per cartridge(Approximate toner cartridge yields in accordance with ISO/IEC 19752 (Letter/A4)) for a total of up to 5,200 pages(Approximate toner cartridge yields in accordance with ISO/IEC 19752 (Letter/A4)). The Brother Genuine laser toner 2-pack offers extra convenience - having an extra toner cartridge on hand and printing twice as many pages when you use both toner cartridges(Approximate toner cartridge yield for TN660 is up to 2,600 pages per cartridge for a total of up to 5,200 pages for two cartridges). Brother Genuine laser toner is intelligently engineered to work seamlessly with your Brother printer to consistently deliver sharp, crisp laser-quality prints that withstand the test of time. Using Brother Genuine multi-pack laser toner offers convenience and helps minimize the number of repeat toner orders you need to place. Brother offers an environmentally responsible way for customers to dispose of Brother Genuine cartridges. Visit manufacturer's website to learn more. Brother Genuine High-Yield Black Toner Cartridge Twin Pack TN660 2PK is for use with: DCP-L2520DW, DCP-L2540DW, HL-L2300D, HL-L2305W, HL-L2315DW, HL-L2320D, HL-L2340DW, HL-L2360DW, HL-L2380DW, MFC-L2680W, MFC-L2685DW, MFC-L2700DW, MFC-L2705DW, MFC-L2707DW, MFC-L2720DW, MFC-L2740DW.