The Genuine HP 201X CF400X Black High Yield Toner Cartridge is a reliable and high-quality product designed for HP printers. This OEM sealed cartridge ensures crisp and professional-quality black prints through its laser print technology. Compatible with various HP printer models such as the M252 and M277 series, this toner cartridge is a cost-effective solution for producing high-volume prints with ease.Upgrade your printing experience with this genuine HP product that delivers exceptional results every time.