The package you purchase includes: 4 pack of TK-5442 toner cartridge(1BK+1C+1M+1Y). What type of printer is it suitable for ECOSYS MA2100cwfx ECOSYS PA2100cwx product advantage Our product color absolutely give a person at the moment a bright touch, the output of the absolute large capacity, quality assurance This product is suitable for many occasions Homes, schools, hospitals, government, trade companies, financial companies, and other fields. Quality after-sales service If there is any quality problem with our products, please feel free to contact, we provide 3 yearslimited free replacement service. we will provide you with satisfactory solutions in time,Have a nice shopping trip.