Polaroid Professional H-970XLK-SPRO Inkjet Cartridge Replacement for HP CN625A/970XL K, Black Ink Premium ink cartridge that meets or exceeds OEM quality, page yield, and reliability; Black Made in the USA 1-year warranty, 100% performance guarantee (The use of this Polaroid Professional print cartridges does not void your printer's warranty) Compatible Hardware: Office Jet Pro X476dn MFP/X476dw MFP/X576dn MFP/X576dw MFP and Office Jet Pro X451dn/X451dw/X551dw Page Yield: 9,200