The HP 134A Black Toner Cartridge W1340A is a genuine OEM product by HP designed for use with LaserJet printers. This high-quality toner cartridge comes new and sealed, ensuring optimal printing performance and crisp black outputs. Compatible with the HP LaserJet M209 model, this unit is a reliable choice for those looking to maintain the efficiency and quality of their printing needs. With a single unit quantity, this black toner cartridge is a cost-effective solution for professional and personal printing requirements.