Buyalot Compatible Ink Cartridges Replacement for 920 High Yield, 1 Black 1 Cyan 1 Magenta 1 Yellow, Compatible With Officejet 6500 6000 7000 7500 6500A 7500A Printer HP Officejet 6500A, HP Officejet 6500, HP Officejet 6000, HP Officejet 7000, HP Officejet 7500, HP Officejet 7500A. Amazing effect, print images in vivid color. Smooth printing and noplugging nozzle. Widely use in enterprise,bank, hospital, government,school and family. Ideal for printing the report, homework. Large capacity, compatible inks. 850 pages per black cartridge and 550 pages per color cartridge.