Replacement for HP 564XL, HP 564 (CB321WN, CN684WN) • XL Black Ink Cartridge with 1-year warranty • XL = MORE INK in the cartridge, and MORE PAGES you can print • Approx. pages per cartridge: 550 • Printer Compatibility: HP Deskjet 3520, 3521, 3522; Officejet 4620; PhotoSmart All-In-One 5510, 5511, 5512, 5514, 5515, 5520, 5522, 6510, 6512, 6515, 6520, 7510, 7515, 7520, C6340, C6350, C6380, C6383; Photosmart B8550, B8553, B8558, D5460, D7560; Photosmart E-Station, C510a; Photosmart Premium, C309G; Photosmart Premium Fax C309a, C410a; Photosmart Plus B209A, B209B, B209C, B210A; Premium Touchsmart C309, C309n, C310
