The HP 87X Black High Yield Laser Toner Cartridge 2-Pack CF287XD is a set of two high-quality toner cartridges designed for use with various HP Laser printers. These cartridges are specifically designed for the HP LaserJet Enterprise M506, HP LaserJet Pro M501, and HP LaserJet MFP M527 models, ensuring reliable and consistent printing performance. With a sleek black color and a 1-year manufacturer warranty, these cartridges offer long-lasting and professional results for all your printing needs. Upgrade your printing experience with this genuine HP product.