Greencycle 4 PK Replacement TN221 TN225 BK/C/Y/M high Yield Toner cartridges Set for Brother HL-3170CDW HL-3170CW Printer Color:1 PK Black,1 PK Cyan,1 PK Yellow,1 PK Magenta Full 1 year warranty against manufacturer defects and print quality. Compatible new toner cartridges unconditionally guaranteed to provide same performance and reliability as genuine Brother toner cartridges. Yield: Black: 2,500 pages/ Color: 2,200 pages (Letter size Paper) Actual toner yield varies with usage, graphics printed and environmental conditions. Compatible Brother Printer below: HL-3140CW / HL-3170CDW / MFC-9130CW / MFC-9330CDW / MFC-9340CDW