74XL & 75XL ink cartridges combo pack is engineered to work with HP printers to provide consistent quality, reliability and value. Printing page yield: 750 pages per 74XL black ink cartridge & 520 pages per 75XL color ink cartridge at 5% coverage. 74XL 75XL combo pack works with: HP Deskjet D4260 D4280 D4360 Officejet J5725 J5730 J5740 J5750 J5780 J5790 J6405 J6450 J6480 Photosmart C4200 C4250 C4270 C4280 C4300 C4400 C4440 C4450 C4470 C4480 C4493 C4500 C5200 C5225 C5500 C5540 C5550 C5580 D5300 Printer. Show accurate ink level: These items are equipped with intelligent chip that allows you to track 74xl & 75xl combo pack level anytime.