The Lexmark X792X4KG X792 Extra High Yield Black Toner Cartridge is a genuine, original product specifically designed for Lexmark printers. This high-quality toner cartridge ensures crisp and professional black prints, making it an ideal choice for business or personal use. With a long-lasting print technology and a unit quantity of 1, this product is a reliable choice for those looking to maintain the efficiency and quality of their Lexmark printer.