xG's initial product release is xMax®, the world's first carrier-class cognitive radio network. Operating within the 902-928 MHz license-free band, xMax is a mobile VoIP and data system that utilizes an end-to-end Internet Protocol (IP) system architecture - an industry first. The xMax product suite includes a line of high-performance access points, fixed and mobile personal WiFi hotspots, mobile switching centers (MSC's) as well as network management and deployment tools. This turnkey solution represents the first commercially available, fully mobile VoIP and broadband network. The xMax system features advanced interference mitigation and Dynamic Spectrum Access (DSA) technology.