The Genuine HP 89A Black Toner Cartridge is a high-quality printing supply designed specifically for HP printers. This factory-sealed unit is compatible with various HP models such as M507DN and LaserJet Enterprise M507dn, providing crisp and clear black prints. With a print technology of laser, this toner cartridge is a reliable choice for professional and personal use. Made in China, this genuine HP product ensures consistent and excellent printing results.