The Polycom CX200 desktop phone combines high definition and high fidelity audio for crystal clear conversations. It has a plug-and-play USB audio peripheral that is tightly integrated with Microsoft Office Communicator 2007, full duplex, hands-free speakerphone, keys for volume control, mute speakerphone mode and use of an external headset. LED indicators provide the user with call forwarding status and message waiting indication and a large LED conveys the presence status of the user. It connects and powers through an integrated USB cable for easy installation and use, so there are no extra cables to carry. It is optimized for Office Communicator 2007 and compatible with Microsoft Windows XP or Microsoft Windows Vista operating systems.