This is a brand new and genuine HP 42A Black LaserJet Toner Cartridge that comes sealed. It is compatible with HP printers and has a print technology of laser. The cartridge is designed to produce high quality black prints and it is ideal for both personal and business use. The model number is HP 42A and the color is black. This cartridge is a great investment for anyone who is looking for a reliable and efficient toner cartridge that delivers excellent results. It is perfect for printing text documents, reports, and other important materials.