You can find both dual-mode and tri-mode phones.

A dual-mode cellular phone as specified by the IS-54 standard is explained.

A dual-mode phone is capable of operating in an analog-only cell or a dual-mode cell.

A dual-mode cellular phone consists of the following:

A dual-mode phone is a cell phone that also has Wi-Fi.

This means that the user should not be able to perceive which network is carrying their session on a dual-mode phone.

Samsung said last week that it had begun to sell its dual-mode phone in Italy.

Technically, this is a dual-mode phone, and one of those modes (GSM) supports two bands.

A dual-mode phone is a telephone which uses more than one technique for sending and receiving voice and data.

To solve that problem, carriers have introduced dual-mode phones that can operate as digital cellular or analog phones.