GPRS (general packet radio service) is the first generation of technology that allowed quicker downloading of data, including web pages.

EDGE (enhanced data GSM environment) is a technology that allows fast downloading of data, including web pages. It is commonly referred to as 2.5G.

ISO ratings indicate the sensitivity of a camera to light.

A sequence of "moving images" sent over the Internet and displayed on the handset as they arrive.

MMS (multimedia message service) extends text messaging so that you can send longer texts, photos, graphics, sounds and video from your mobile to another MMS enabled phone.

WAP (Wireless Application Protocol) is the technology that allows you to browse a range of internet-based content on your mobile.

A telephone with a microphone and speaker, it can be used without putting the handset to your ear.

A feature which allows the user to determine the origin of the incoming call before answering the phone. The caller's number is displayed on the screen of the phone.

A display which recognises touch as input.