The New HP 641A Yellow Original Toner Cartridge, model C9722A, is a genuine product manufactured by HP. This toner cartridge is designed for use with HP Color LaserJet 4600 and 4600n printers, offering vibrant yellow color for high-quality printouts. Made in Japan, this unit is a single original toner cartridge that provides reliable and consistent printing performance. With its laser print technology, this product ensures crisp and clear documents and images every time you print.