Keyboard
A keyboard is an input device used to enter characters and functions into the computer system by pressing buttons, or keys.
Mouse
A mouse is a small handheld input device that controls a computer screen's cursor or pointer in conjunction with a graphical user interface (GUI).
Scanner
A scanner is an input device that converts documents into digital data.
Trackball
A trackball is an input device that consists of a ball held by a socket that contains sensors to detect rotation.
Touchpad
A touchpad is a flat surface that detects finger movement and position, allowing users to control a cursor.
Joystick
A joystick is an input device consisting of a stick that pivots on a base and reports its angle or direction to the device it is controlling.
Bar Code Reader
A barcode reader is an optical scanner that can read printed barcodes, decode the data contained in the barcode, and send the data to a computer.
Digital Camera
A digital camera is a camera that captures photographs in digital memory.
Microphone
A microphone is a device that converts sound into an electrical signal.
Graphic Digitizer
A graphic digitizer is an input device that enables a user to draw images and graphics using a pen-like stylus.
Touch Screen
A touch screen is an input device that allows users to operate a computer by touching the screen.
QR Code Scanner
A QR code scanner is a device that reads and decodes QR codes, allowing users to access the information encoded within them.