A 'terminal device' such as a mobile phone, PDA (personal digital assistant) or palmtop computer that the user carries on his or her person. Mobile devices emplooy wireless communications and some also have an Internet connection.
A very small device, usually based on a wireless phone or pager, that has some type of computing or Internet capability built in.
Any electronic gadget that enables a user to access the internet without wires from anywhere. Devices include mobile phones, PDAs, palmtop computers, etc.