Hewlett-Packard C4192A C4191A Toner Cartridges are a cyan and black cartridge set for HP LaserJet 4500 and 4550 printers. The set includes HP C4192A cyan toner and HP C4191A black toner, designed to replace spent toner in these models. Compatible with LaserJet 4500 and 4550 printers, this pair supports color output in cyan and sharp black text for everyday business documents.
