PREMIUM QULAITY OF BROTHER GENUINE BLACK TONER CARTRIDGES YIELDING 2,500 PAGES. COMPATIBLE PRINTERS (IF ANY): BROTHER DCP 9040CN,BROTHER DCP 9042CDN,BROTHER HL 4040CN,BROTHER HL 4050CDN,BROTHER MFC 9440CN,BROTHER MFC 9450CDN,BROTHER MFC 9840CDW