EPS Replacement 4PK Brother TN221 TN225 Replacement Toner Set for MFC-9330CDW MFC-9340CDW Type : Compatible Yield : Black up to 2500 pages, color up to 1500 pages ( based on 5% coverage ) Warranty : Limited Lifetime warranty Compatiblity :Brother HL-3140CDW Laser Printer Brother HL-3170CDW Laser Printer This replacement toner cartridge is built to ISO9001 and ISO14001 Factory Standards