The DR221CL BK/C/M/Y Drum Unit Replacement for Brother printers is a high-quality laser print technology product designed to work with compatible Brother models such as MFC-9130CW, 9330CDW, and 9340CW. This unit includes cyan, yellow, magenta, and black colors, making it versatile for a wide range of printing needs. The drum unit is a non-original product manufactured in China and comes with a unit quantity of 4, ensuring long-lasting use for your printing needs.