What It Means
These details explain how the phone behaves when more than one network line is configured and what combinations are possible.
It is useful for travelers, work-and-personal number setups, and users who switch carriers often.
Where You Will See It
This term can appear on full specification tables, product comparison pages, and the inline help icons placed next to technical labels.
Use the glossary when you want a quick explanation before comparing two devices feature by feature.