A generic name for voice centric mobile phones with information capability The Ericsson R380 Smartphone is an example of such a Symbian OS phone Communicator
{i} cellular phone that includes tools and features like the Personal Digital Assistant (such as calendar, e-mail, organizer, etc.)
A smartphone is the combination of mobile phone and handheld computer (e g the Nokia nk9110)
A handset which is an all-in-one device that offers the flexibility and facility of a hand-held computer with the communications ability of a mobile phone