Jajah signs up 2 million Web callers in first year

"We are looking at some disruptive ways we can bring VOIP to customers that don't have broadband at the moment," he said, adding that the product could take the form of a device or come embedded in a cable television set-top box, for example.

Rather than building hardware itself, Jajah would seek to license technology to set-top makers, taking the strategy Intel used to get its chips used in personal computers, Healy said.