The HP C4191A Black Toner Print Cartridge is a genuine, original product specifically designed for use with HP LaserJet 4500 / 4550 Series printers. It is a black toner cartridge that offers high-quality printing with crisp, clear text and images. This unit is compatible with both the HP LaserJet Series 4550 and Series 4500 printers, providing reliable performance for professional printing needs.
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