Adaptor

A computer keyboard is a typewriter-style device which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches. A computer mouse is a hand-held pointing device that detects two-dimensional motion relative to a surface. This motion is typically translated into the motion of a pointer on a display,

A Graphics Card is a piece of computer hardware that produces the image you see on a monitor. A sound card is an internal expansion card that provides input and output of audio signals to and from a computer under control of computer programs. A TV tuner card is a kind of television tuner that allows television signals to be received by a computer.

A processor is an integrated electronic circuit that performs the calculations that run a computer. Random-access memory is a form of computer memory that can be read and changed in any order, typically used to store working data and machine code.

An MP3 player is an electronic device that can play MP3 digital audio files. It is a type of digital audio player, or portable media player.