And new handsets are being introduced that can handle the new services.

"We think it'll be a significant multibillion-dollar market over the next couple of years as the new handsets roll out."

But how often do infrequent users need to buy new handsets anyway?

After all, this time next year, Apple will have a new handset for us to drool over.

The company expects sales of new handsets to surge 60 to 80 percent in the second quarter compared to the period last year.

Here are some of the most popular new multifunction handsets.

Even with that small of a rate, Android still has the most new handsets come out each month.

As a result, consumers would have to pay for new handsets when they sign up or renew a long-term contract.

Cingular says its policy is to always sell customers new handsets if they ask for them.

The original plan was for a $1500 sign up fee and $500 monthly charge, but with new handsets every four months.