The HP 131A (CF210A) is an original black LaserJet toner cartridge designed for HP printers. This genuine HP toner delivers consistent, professional-quality black prints while ensuring optimal printer performance and reliability. Key features: • Original HP toner formulation • Professional black print quality • Reliable performance • Easy installation • Compatible with select HP LaserJet Pro printers • Standard page yield capacity This original HP 131A black toner cartridge is specifically engineered to work seamlessly with compatible HP LaserJet Pro printers. The cartridge features HP's proprietary toner formulation that produces sharp text and crisp black graphics. Installation is straightforward with HP's smart printing technology that recognizes genuine HP supplies.