Delivering crisp, clear and precise monochrome prints the Brother TN243BK Black Original Toner Cartridge is easy to install and provides high quality prints, whilst achieving cost effective printing.Enjoy the very best from your Brother printer, providing your with the highest quality results, page after page.MPN: TN243BK Compatible with:. Brother DCP-L3510cdw. Brother DCP-L3517cdw. Brother DCP-L3550cdw. Brother HL-L3210CW. Brother HL-L3230CDW. Brother HL-L3270cdw. Brother MFC-L3710cw. Brother MFC-L3730cdn. Brother MFC-L3750cdw. Brother MFC-L3770cdwPage yield: Up to 1,000 pages*Please note that this product is delivered direct from our supplier and may take a little longer to arrive