Compatible HP LaserJet 641A-C9720A black printer cartridge

Compatible HP C9720A / 641A black toner cartridge.Page yield 9,000.

For: HP Colour LaserJet 4600, 4650.

HP Colour LaserJet 4600, Colour LaserJet 4600dn, Colour LaserJet 4600dtn, Colour LaserJet 4650, Colour LaserJet 4650dn, Colour LaserJet 4650dtn