1. Printers
1.1. Photo printers
1.1.1. A photo printer produces color photo-lab-quality pictures
1.2. Thermal printers
1.2.1. A thermal printer generates images by pushing electrically heated pins against the heat-sensitive paper
1.3. Mobile printers
1.3.1. A mobile printer is a small, lightweight, battery-powered printer that allows a mobile user to print from a mobile device
1.4. Label and postage printers
1.4.1. A label printer is a small printer that prints on adhesive-type material
1.5. Plotters
1.5.1. Plotters are used to produce high-quality drawings
1.6. Large-format printers
1.6.1. Large-format printers create photo-realistic quality color prints on a larger scale
1.7. Laser printers
1.7.1. High speed
1.7.2. Black and white
1.7.3. Color
1.7.4. High quality
1.8. Ink-jet printers
1.8.1. An ink-jet printer forms characters and graphics by spraying tiny drops of liquid ink onto a piece of paper
2. Tactile output
2.1. Tactile output provides the user with a physical response from the device
3. Force-feedback game controllers
3.1. Force-feedback sends resistance to the device in response to actions of the user
4. Display devices
4.1. display device
4.1.1. visually conveys text, graphics, and video information
4.2. monitor
4.2.1. is packaged as a separate peripheral
4.2.2. LCD monitor
4.2.2.1. uses a liquid compound to present information on a display device
5. Loudspeakers, headphones, and earbuds
5.1. speakers
5.1.1. -Generate higher-quality sounds for playing games -Interact with multimedia presentations -Listen to music -View movies
5.1.1.1. New node
5.2. Headphones
5.2.1. Headphones are speakers that cover your head or are placed outside of the ear
5.3. Earbuds
5.3.1. Earbuds (also called earphones) rest inside the ear canal