Box opened, bag sealed that cartridge is in. The HP 42A (Q5942A) Black Toner Cartridge is a genuine/original product manufactured by HP in Japan. This cartridge is designed for use with HP LaserJet printers and features a print technology of laser printing. With a unit quantity of 1, this black toner cartridge is compatible with HP printers and is guaranteed to provide high-quality printing results. Perfect for offices and businesses looking for reliable and efficient printing supplies, this HP 42A toner cartridge is a top choice for those seeking consistent and professional results.