From their site:
TrafficGauge device offers real-time traffic anytime, anywhere with the TrafficGauge handheld, TrafficGauge for Cell, TrafficGauge for PC, TrafficGauge for Widget Suite and TrafficGauge for iPhone. Each product or service offers simple to use and easy to read traffic maps. These maps are the best in the industry. The device is an award winning, customer-loving favorite for navigating traffic in Los Angeles, San Francisco and Seattle. The cell phone and PC/Mac software is free and works in most major metropolitan markets.
I know a lot of people back home in Dallas who could really benefit from something like this!