This is a genuine HP 123A toner cartridge in cyan color, compatible with HP printers like LaserJet 2550, 2820, and 2840. It is an original product, perfect for those who want to maintain the quality of their printer output. The cartridge is designed to provide vivid and bright colors for their documents and prints. It is a great replacement for your old and expired cartridge, ensuring that your printer will continue to produce high-quality results.