High Quality: high quality accessories provide sharp text and crisp graphics. Easy to Use:The Drum unit and Toner cartidge are assembled together.Take it out of the package, remove the protective paper, and then install it for use Easy to Install: Remove the protective paper and put it into your printer directly. Performance: Print smoothly and clearly,provide sharp text and graphics without any stains. Note:If your printer still tells you to replace drum after installing a new one, you need to reset the drum counter. › See more product details