Includes 4 packs black v4ink TN660 compatible toner cartridges Print more and cost less: 2,600 pages per toner cartridge based on 5% coverage (letter/A4) Suitable for Brother Printer: HL-L2300D, HL-L2320D, HL-L2340DW, HL-L2360DW, HL-L2380DW, MFC-L2700DW, MFC-L2707DW, MFC-L2720DW, MFC-L2740DW, DCP-L2520DW, DCP-L2540DW Reliable printing results: Sharp text, bold blacks and crisp graphics Perfect partner with your printer. Easy to be installed and recognized