Laser Tek Services Compatible Ink Cartridge Replacement for HP 970XL ( Black,Cyan,Magenta,Yellow , 4-Pack ) Package contains 1 Black(CN625AM), 1 Cyan(CN626AM), 1 Magenta(CN627AM), and 1 Yellow(CN628AM) Replacement Cartridges For use in the following printers: HP OfficeJet Pro X451dn, OfficeJet Pro X451dw, OfficeJet Pro X476dn, OfficeJet Pro X476dw, OfficeJet Pro X551dw, OfficeJet Pro X576dw Page Yield: 9,200 pages @ 5% page coverage for black & 6,200 pages @ 5% coverage for colors Product Comes with a 1 year 100% Satisfaction Guarantee! Laser Tek Servicesoffers free technical support for any questions you may have. Manufactured by ISO and STMC certified facility.| The Use of Laser Tek Servicescompatible products will not void your printers warranty.