HD TONER Compatible Toner Cartridge Replacement for HP 4600 ( 4-Pack ) Best Real Savings Option for Corporations, Educational Institutions, Non-Profit Organizations, and Businesses in printing Business (Tax Preparation, Illustration, School related, legal documents, any paperwork, etc...) Prints like original! Compatible Hardware:HP 4600n Printer; HP Q3669AABAOB Workgroup Laser Printer ; HP LaserJet 4650n Workgroup Laser Printer ; HP LaserJet 4650dn Workgroup Laser Printer ; HP LaserJet 4600hdn Workgroup Laser Printer ; HP LaserJet 4650DTN Workgroup Laser Printer; HP LaserJet 4600dn Workgroup Laser Printer ; HP LaserJet 4650hdn Workgroup Laser Printer ; HP LaserJet 4600n Workgroup Laser Printer ; HP LaserJet 4600dtn Workgroup Laser Printer ; HP LaserJet 4610n Workgroup Laser Printer; Canon LBP 2510 Page Yield: C9720A Black 9,000 - C9721A Cyan 8,000 - C9722A Yellow 8,000 - C9723A Magenta 8,000