Compatible Printer List: Brother-DCP Printer: HL-L2350DW HL-L2390DW HL-L2395DW HL-L2370DW DCP-L2550DW MFC-L2710DW MFC-L2730DW MFC-L2750DW HL-L2370DWXL MFC-L2750DWXL. Page Yield: 12,000 pages at 5% Coverage (letter/A4) 1 pack black v4ink DR730 compatible Drum Unit, NOT TONER CARTRIDGE. Reliable printing results: Sharp text, bold blacks and crisp graphics Perfect partner with your printer. Easy to be installed and recognized