The HP 03A C3903A Black Toner Cartridge is a genuine OEM product designed for use with HP LaserJet 5P, 5MP, 6P, and 6MP printers. This black toner cartridge has a print technology of laser and is compatible with various HP LaserJet models. Manufactured in the United States, this unit is new and sealed, ensuring high-quality printing performance and compatibility with your HP printer. Upgrade your printing experience with this authentic HP toner cartridge for crisp and professional results.