The HP 304A Original LaserJet Toner Cartridge in Black is a genuine product by HP designed specifically for HP printers. This double pack includes two toner cartridges, making it convenient for those who require multiple cartridges. The cartridges are compatible with models such as the HP LaserJet CP and CM2320MFP, ensuring high-quality printing with crisp and clear black text. Ideal for professionals and individuals looking for reliable and efficient printing supplies, the HP 304A cartridges utilize laser print technology for consistent and professional results.