This Cisco CP-8831 IP UC Unified Conference Phone with Display Control Unit is a high-quality business phone set that is perfect for any office or industrial setting. With its state-of-the-art technology and user-friendly interface, this phone set provides reliable and efficient communication for all your communication needs. The phone set is designed with a Grade B product grade and comes with a range of features that include a display control unit, making it easy to use and manage your calls. Additionally, the set is compatible with a range of devices and has a unique design that ensures you get the most out of your communication experience. This item does not come with a power adapter. AC power chord is missing.