As all control messages for each call flow through the B2BUA, a service provider may implement value-added features available during the call.

Windows Vista also includes the ability to use custom host-based digital signal processing effects as part of the audio device manufacturer-supplied driver's value-added features.

Siemens' HE2528U is a high-performance electric range with value-added features and a price that's more than fair.

Additional value-added features are included as desired by vendors who provide them.

"But maybe as important from a customer-service requirement, being able to quickly recall customer e-mails is a huge value-added feature that we rely upon."

This site's value-added feature is a search engine that locates bundles of products that cost less together than separately.

Mr. Feingold said he favored gobs of value-added features in most instances, but quantity raised a question.

I already knew about the site's value-added features, having recently been in the market to buy an iron.

We'll do this from time to time as a value-added feature for all our great readers.

I liked streaming when it was a value-added feature to the disk plan.