Microsoft® Lync™ Phone Edition for Polycom® CX500, Polycom® CX600 and Polycom® CX3000 is the first generation of software designed specifically for the phones from Polycom to interoperate with Microsoft® Lync™ Server 2010 and Microsoft® Lync™ Server 2013. Lync Phone Edition provides traditional and advanced telephony features, integrated security, manageability and much more.