This HP 78A Black Original LaserJet Toner Cartridge is a factory-sealed product that is compatible with HP LaserJet Pro M1536, M1537, M1538, M1539, P1566, and P1606 printers. The cartridge is designed to produce high-quality black prints with crisp text and sharp images. It is a perfect choice for printing documents, presentations, and other professional materials.

The cartridge has a custom bundle that includes all the necessary components for easy installation and use. With its compatibility with HP LaserJet Pro M1536 and M1537, this toner cartridge is a reliable and efficient choice for all your printing needs.