Microsoft Office Communicator 2007 R2 Phone Edition is an intelligent IP phone that is designed to get the most out of Microsoft's unified communications voice platform. It combines advanced network voice performance, user-driven design, up-time reliability, high-quality sound, and the enhanced communication and collaboration of Microsoft Office Communications Server 2007 R2.
For details about planning for and deploying Communicator Phone Edition, see the Microsoft Office Communications Server 2007 R2 Client and Devices Technical Reference.