Gives Network Operators and Equipment Manufacturers a Comprehensive Analysis of the Capital and Operational Expenses for Deploying a WiMAX™ Network.

Cornwall on Hudson, NY – September 4, 2007 – WiMAX 20/20, LLC, a leader in WiMAX™ broadband wireless consulting, today announced availability of its new WiROI™ Business Case Tool, offering network operators and equipment manufacturers a comprehensive analysis of the capital and operational expenses for deploying a WiMAX network. Developed through extensive industry experience with actual network deployments, the WiROI Tool has the flexibility to model a variety of deployment plans and service models. The new WiROI tool is currently in use by Southam Chile and Sun Microsystems, among others.