4 Pack New Compatible Q6000A Q6001A Q6002A Q6003A Toner Cartridges for Color LaserJet 1600, 2600 Series Printers - 1 Black, 1 Cyan, 1 Magenta, 1 Yellow Toner Cartridges Compatible Cartridge Replacement Non-OEM 2 Year Warranty Satisfaction Guaranteed or Your Money Back