PREMIUM QULAITY OF BROTHER GENUINE DRUM TONER CARTRIDGES YIELDING 17,000 PAGES. COMPATIBLE PRINTERS (IF ANY): BROTHER HL 4040CN,BROTHER HL 4050CDN,BROTHER DCP 9040CN,BROTHER DCP 9042,BROTHER MFC 9440CN,BROTHER MFC 9450CDN,BROTHER MFC 9840CDW