![background image](https://i.inkjetdoc.com/HP Deskjet 6543 Color Inkjet Printer/en/HP Deskjet 6543 Color Inkjet Printer_en099.png)
7.1.1 Gray photo print cartridge
The gray photo print cartridge, used in conjunction with the tri-color print cartridge,
prints high-quality black-and-white photographs.
The gray photo print cartridge can be purchased separately if it is not included with
your product.