The HP CF380X Genuine Toner Cartridge is a high-quality, original black toner designed specifically for the HP 312X printer model. With a laser print technology, this genuine HP product ensures crisp and professional-looking black prints. Made in China, this unit is compatible with the HP 312X Black inkjet toner cartridge, providing reliable and consistent printing results. Whether you are a home user or in a professional setting, this toner cartridge is a reliable choice for all your printing needs.