The wireless keypad was the most successful version because without wire it can connect computer directly. The wireless keypad works up to 3 meters radius of the base station that is computer. The wireless keypad was contained the two connections such as USB and PS/2 connection. The wireless keypad contains ordinary keys and multimedia keys. The wireless mouse also same as wireless keypad. It can directly connect to the computer without wire. The Gamepad was designed for the game lovers. There are different types of games are available for playing. The main advantage of the gamepad is it is more comfortable for playing game in computer. Most of the children’s like to play computers game through gamepad. The above three things are more popular comparing to the other.