This is 4-Pack compatible HP CP5525 (# 650A) toner cartridges. Includes 1 each CE270A (black), CE271A / CE273A / CE272A (cyan / magenta / yellow). Each toner cartridge is manufactured to be comparative to the original in terms of quality and page yield. Extensive testing and R&D have enabled us to produce cartridges that will not only save you money, but also provide a high quality product to ensure long term customer satisfaction.