What Is HD Voice? [Hd Voice]

As people increasingly abandon voice calling for texting and emailing, audio quality has been a bit neglected. But Sprint's debut of the HD voice-compatible Evo 4G LTE signals that carriers are starting to kick the quality up a notch. The jump from your current phone to HD voice is like switching from dialup to DSL—but what is it, exactly? More »

christine christine will ferrell double fine adventure turbo tax katharine mcphee cold mountain