Explanation:

A touchpad or trackpad is a pointing device featuring a tactile sensor, a specialized surface that can translate the motion and position of a user's fingers to a relative position on the operating system that is made output to the screen.
A graphics tablet (also known as a pen tablet, drawing tablet or digitizer) is a hardware input device used primarily by digital artists, though many non-artists use them as well. Graphics tablets have a hard plastic, touch-sensitive drawing surface that transfers stylus or mouse movements to a monitor.
A magnetic stripe reader, also called a magstripe reader, is a hardware device that reads the information encoded in the magnetic stripe located on the back of a plastic badge.
A numeric keypad, number pad, numpad, or ten key, is the palm-sized, 17-key section of a standard computer keyboard, usually on the far right. It provides calculator-style efficiency for entering numbers.