This is a genuine HP Color LaserJet Black Toner Cartridge Q3960A. It is compatible with HP printers and is an original product. The cartridge is designed to produce high-quality black prints and is perfect for all your printing needs. It is a great addition to your printer supplies and will ensure that your prints are always of the highest quality. The cartridge is made with advanced technology and is designed to last for a long time. Get the most out of your printer with this genuine HP toner cartridge.