NetTalk.com, Inc., founded in 2006 and headquartered in Miami Gardens, Florida, specializes in providing residential and commercial telecommunication services throughout North America. The company, formerly Discover Screens, Inc. until its rebranding in September 2008, utilizes a spectrum of advanced technologies for its offerings, including Voice over Internet Protocol (VoIP), Session Initiation Protocol (SIP), Wi-Fi, WiMAX, and marine satellite communications. A primary component of its product portfolio includes the DUO, DUO II, and DUO WIFI analog telephone adapters.