HQ Supplies &copy; Compatible Replacement for Brother TN221BK, Brother TN221 Black for use in Brother DCP-9020CDN, HL-3140CW, HL-3150CDN, HL-3170CDW, MFC-9130CW, MFC-9330CDW, MFC-9340CDW Printers Best Real Savings Option for Corporations, Educational Institutions, Organizations, and Businesses in printing Business (Tax Preparation, Illustration, School related, legal documents, medical, any paperworks, etc...) Level High Quality Printing Prints like original! Clear, sharp and consistently accurate high quality printouts. Specially engineered to meet the highest standards of quality, reliability and exceptional yields. Page Yield: 2,500 pages in accordance with ISO/IEC 19798 (Letter/A4). Page yield based on ISO/IEC 19798. Actual yield varies considerably based on content of printed pages and other factors. Compatible Printers: Brother HL-3140CW HL-3170CDW, MFC-9130CW, MFC-9330CDW & MFC9340CDW Printers