Valuetoner Remanufactured Ink Cartridge Replacement for HP 74XL High Yield CH623BN CB336WN (2 Black) 2 Pack Contents: 2 Pack of Remanufactured Ink Cartridge for HP 74XL CH623BN CB336WN (2 Black) 2 Pack Color: Black Page Yield: Up to 750 pages per black cartridge (5% coverage) Printer Compatibility: HP Deskjet D4260 D4280 D4360 Officejet J5725 J5730 J5740 J5750 J5780 J5790 J6410 J6450 J6480 Photosmart C4200 C4210 C4240 C4300 C4400 C4440 C4450 C4500 C5200 C5240 C5250 C5270 C5280 C5290 C5500 C5540 C5550 C5580 D5300 D5360 Printer Warranty: 1 year limited warranty 750 page yield per black Ink cartridge at 5% coverage (Letter/A4)