Premium Quality J3M71A (HP 981A) compatible with the HP PageWide Enterprise Color 556dn, 556xh, Flow MFP 586z, MFP 586dn, MFP 586f; PageWide Managed Color E556, Flow MFP E58650z, MFP E58650dn. The use of compatible supplies does not void your printer warranty. Product Detail Ninestartechonline.com