Blackberry

A Blackberry is a special kind of mobile device that allows users to check their email and their corporate electronic agenda using a wireless network.

Blackberry users must have a subscription to a wireless network as well as a special Blackberry subscription. The corporate exchange server (for email and the electronic agenda) is connected with a special Blackberry server. All mail and changes in the agenda are pushed to the Blackberry device.

The Blackberry is developed by Research in Motion (RIM).