This is 4-Pack compatible Konica Minolta bizhub C224, C284, C364 toner cartridges. Includes 1 each A33K130 (black), A33K430 / A33K330 / A33K230 (cyan / yellow / magenta). 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.