This Brother DR730 drum unit is a genuine and original product that is compatible with Brother printers. It is designed to provide high-quality printing results and is suitable for use with Brother MFC-J5320DW and Brother LC51 models. The unit is black in color and is made using laser print technology. This product is perfect for those who want to achieve professional-quality prints at home or in the office. It is easy to use and is compatible with a range of Brother printers. The Brother DR730 drum unit is a must-have for anyone who wants to produce high-quality prints with ease.