For getting access to the internet, the requirements are as under:
A computer with enough power and memory. To explore the various features of the internet effectively, a Pentium processor with preferably 128 MB RAM or any currently available faster model with multimedia features is recommended.
A modem (internally built-in or externally connected) – The modem is a device that converts data in binary code used the computer to an analyze signal that can be transmitted over the telephone network and vice versa.
An account with a service provider to provide link between the computer and the internet.
The software that may come with the computer or from the service provider.