Digium provides the VoIP solutions that small, medium, and large businesses need to make their business communications their competitive edge. The Digium product line includes the easy-to-use, yet intelligent Switchvox® business phone systems with powerful Unified Communications capabilities. In addition, Digium is the innovative force behind Asterisk®, the world's most widely used open source telephony engine, and provides telephony interface cards, Asterisk software and other components needed to create custom telephony solutions