OEM-Genuine HP Black Toner ...CF320A ..HP 652A ... Page Yield 11,500 ... For: HP LaserJet Enterprise 600 Color M651dn ... HP LaserJet Enterprise 600 Color M651n ... HP LaserJet Enterprise 600 Color M651xh ... HP LaserJet Enterprise 600 flow M680z ... HP LaserJet Enterprise 600 MFP Color M680dn ... HP LaserJet Enterprise 600 MFP Color M680f ... HP LaserJet Pro 600 MFP M675 ...also see: CF320A,CF331A,CF332A,CF333A,CF330X