This HP OfficeJet Pro Duplexer is a must-have for users of HP Officejet 8610, 8620, 8625, and 8630 printers. The black-colored duplex unit is custom-designed to match the brand and compatible series, and is manufactured in China with the highest standards. With a unit quantity of 2, you can now print on both sides of your paper with ease and efficiency. This product is perfect for those who want to save on paper and time, without compromising the quality of their print. It is easy to install and use, and ensures a smooth and hassle-free printing experience. Get this HP OfficeJet Pro Duplexer now and enjoy the benefits of a more efficient and eco-friendly printing process.