Switchvox SMB is a powerful IP PBX that integrates an easy-to-use web interface with innovative UC features such as fax, chat and video calling. The introduction of Switchvox 4.5 and new Phone Feature Packs extend the power of the Switchvox to Polycom phone handsets for maximum control of the communications system.

via Digium Enhances Users’ Experience with New Version of Switchvox Unified Communications Solutions | Eclipse Developer’s Journal.