Generic Remanufactured Toner Cartridge Replacement for HP Q3963A ( Magenta ) Remanufactured toner cartridge - save money over the original brand cartridges Included: 1 magenta toner cartridge compatible with HP Q3963A Designed to work with HP 2820, 2840, 2550n, 2550L and 2550Ln color LaserJet printers Green product that meets or exceeds OEM specifications Estimated page yield: 4,000 (depends on printer and usage)