The Innovera IVR-83720 HP Compatible C9720A (641A) Black Toner Cartridge is a high-quality laser print cartridge designed for HP Color LaserJet printers. This compatible cartridge offers reliable print performance and crisp, professional-looking black tones. With a model number of IVR-83720 HP C9720A 641A, this toner cartridge is compatible with various HP printer models, including the Color LaserJet 4600 and 4650 series. Perfect for businesses and individuals looking to maintain consistent and high-quality print results without the high costs associated with original HP cartridges.