Valuetoner Compatible Toner Cartridge Replacement for HP CE323A ( Black ) Contents: 2 Pack of Compatible Toner Cartridges for HP 128A (2 Black) Color: Black Page Yield: Up to 2,200 pages per black cartridge (5% coverage) Printer Compatibility: HP Pro LaserJet CP1521n, CP1522n, CP1523n, CP1525n, CP1525nw, CP1526nw, CP1527nw, CP1528nw, CM1411fn, CM1412fnw, CM1413fn, CM1415fnw, CM1415fn, CM1416fnw, CM1417fnw, CM1418fnw Series Printers. Warranty: 24 months limited Warranty & 100% Quality Satisfaction Guarantee Page Yield: Up to 2,000 pages per black cartridge(5% coverage)