Output Devices of Computer – Monitor | Printer & More

Published: 16 Nov 2025

Many users ask why the output devices of computers matter so much. People see screens, hear sound, or print pages, but they still wonder how these devices share the final result. These tools help the computer show data in a way that feels easy and simple for everyone.

If you want to learn complete details about output devices of computer, like monitors, types of printers and more, you can visit EC Science and read about each output in detail.

Table of Content

What Are Output Devices?
Types of Output Devices
Advantages and Disadvantages of Output Devices of Computer
Conclusion
FAQs about Output Devices

What Are Output Devices?

Output devices of computer send final data from a computer to users in a clear form. A screen shows pictures, a printer creates paper copies, and speakers play sound. Each device presents results in a way that feels simple for students and beginners. These tools help with study, work, music, videos, and design. A computer processes information inside, and the device shows the finished result in a visual or audio form that anyone can follow with ease.

Types of Output Devices

Output devices appear in many shapes and sizes. Some show pictures, some play sound, and some create drawings or prints. Many users want fast, clear results, so these devices become important computer peripherals output tools.

Main 14 output devices of computer include:

Monitor
Printer
Projector
Speaker
Headphones
Voice Synthesizer
Plotter
Braille Reader
GPS Display
Touchscreen
Smartboard
Microfiche Reader
OLED Display
CRT Monitor

I am explaining in full detail its types, importance, and where it is used.

Monitor

A monitor shows pictures, text, and colors from a computer. A monitor helps users see work, play games, and watch videos with ease. A monitor supports learning in schools and working in offices. A monitor also helps artists and designers create clean visuals.

Here are 7 Types of Monitor are included:

LCD monitor
LED display monitor
OLED display
CRT monitor
Curved monitor
4K display
Retina display screen

5 Importance of Monitor

Helps users view clear images.
Helps students read lessons on screen.
Helps gamers enjoy smooth graphics.
Helps workers check files quickly.
Helps designers create detailed art.

5 Uses of Monitor

Used for watching videos.
Used for reading documents.
Used for browsing online pages.
Used for editing photos.
Used for playing computer games.

Printer

A printer makes text or pictures on paper in a simple way. A printer helps students, workers, and families create hard copies. A printer supports study work, office work, and shop work. A printer stays useful for every place that needs printed copies.

5 Types of Printers are included:

Inkjet printer
Laser printer
Dot matrix printer
Thermal printer
Multifunction printer

5 Importance of Printer

Helps users get paper copies fast.
Helps schools print worksheets.
Helps offices print daily reports.
Helps shops print bills for customers.
Helps designers print clear images.

5 Uses of Printer

Used for homework printing.
Used for photo printing.
Used for form printing.
Used for receipt printing.
Used for poster and label printing.

Projector

A projector shows a big picture on a wall or screen. A projector helps in classes, meetings, and home movie setups. A projector makes small images look large for everyone to see clearly. A projector brings bright visuals to groups in one place.

5 Types of Projectors are included:

LCD projector
LED projector
DLP projector
Laser projector
Short-throw projector

5 Importance of Projector

Helps groups see large images easily.
Helps teachers explain lessons clearly.
Helps offices show presentations.
Helps families enjoy movie nights.
Helps trainers guide students with visuals.

5 Uses of Projector

Used for watching films on a big screen.
Used for teaching in classrooms.
Used for business meetings and slides.
Used for events and public programs.
Used for training and workshops.

Speaker

A speaker is an output device that plays sound from a computer. It is used to hear music, voices, and other audio clearly. They are important for games, movies, and online lessons. There are many types of speakers that suit different needs.

5 Types of Speakers are included:

Bookshelf speakers PC
Surround sound speakers
Gaming speakers devices
Studio headphones PC
Bluetooth / Wireless speakers

5 Importance of Speakers

Helps users enjoy clear sound.
Gives better audio in movies and games.
Helps students hear lessons.
Supports online calls and meetings.
Helps people listen privately or in groups.

5 Uses of Speakers

Used for music playback.
Used in movies or videos.
Used in gaming setups.
Used in online lessons and calls.
Used in alerts and notifications.

Headphones

Headphones are devices that give sound from a computer directly to the ears. They help users listen privately without disturbing others. Headphones are used in offices, schools, gaming, and music. They are easy to carry and work anywhere with a computer or mobile device.

5 Types of Headphones are included:

Over-ear headphones
On-ear headphones
In-ear earbuds
Noise-cancelling headphones
Wireless headphones

5 Importance of Headphones

They are useful for private listening.
They give clear sound for study or work.
They help gamers hear small sounds.
They give music with better quality.
They have comfort for long use.

5 Uses of Headphones

Used for online classes and study.
Used for gaming.
Used for listening to music.
Used for video calls and meetings.
Used for watching movies quietly.

Voice Synthesizer

A voice synthesizer is a device that changes text into speech. It helps users hear words instead of reading them. This device is useful for students, workers, and people with special needs. Many modern computers and apps include voice synthesizers for easy learning and communication.

5 Types of Voice Synthesizers are included:

Text-to-Speech (TTS) synthesizers
Formant-based synthesizers
Concatenative synthesizers
Articulatory synthesizers
Hybrid synthesizers

5 Importance of Voice Synthesizers

Helps blind users hear text clearly
Helps learners understand difficult words
Helps teachers give lessons in audio form
Helps devices speak instructions
Supports accessibility in computers and apps

5 Uses of Voice Synthesizers

Used in learning apps for students.
Used in reading tools for visually impaired users.
Used in talking assistants and smart devices.
Used in customer support systems.
Used in navigation apps to give directions.

Plotter

A plotter is an output device that draws large images, charts, and designs. It is mainly used in offices, engineering labs, and design studios. There are machines that work on paper and some that use special pens. They are very useful for accurate and large-scale printing.

5 Types of plotters are included:

Pen Plotter
Electrostatic Plotter
Cutting Plotter
Inkjet Plotter
CAD Plotter

Importance of Plotters

It is important for printing large designs accurately.
They are useful in engineering and architecture.
Then, they give precise drawing outputs for maps and plans.
Here, designers can check layouts before printing.
Other machines cannot match the detail of a plotter.

Uses of Plotters

Used for architectural blueprints.
Used in engineering design drawings.
Used for maps and geographical charts.
Used to print posters and banners.
Used in CAD and vector-based designs.

Braille Reader

A Braille reader is a special output device for blind or visually impaired users. It shows computer text in raised dots that can be felt with fingers. This device helps users read and understand digital information. It is widely used in schools, offices, and libraries for accessibility.

5 Types of Braille Readers are included:

Refreshable Braille Display
Braille Note-Takers
Portable Braille Devices
Braille Embossers
Electronic Braille Readers

5 Importance of Braille Readers

Helps blind users read computer text.
Enables students to learn and study effectively.
Provides independence in reading messages and emails.
Supports professional work for visually impaired employees.
Improves access to digital content and libraries.

5 Uses of Braille Readers

Reading books in Braille format.
Accessing emails and online messages.
Writing and taking notes in Braille.
Using office software for work tasks.
Learning and practicing Braille skills.

GPS Display

A GPS display shows maps, directions, and location information. It is used in cars, phones, and other devices where navigation is needed. They are helpful for travelers, delivery workers, and drivers. GPS devices have changed how people find places quickly and safely.

5 Types of GPS Display are included:

Car GPS displays
Handheld GPS devices
Mobile phone GPS apps
Bike GPS displays
Marine GPS devices

5 Importance of GPS Display

Helps users reach destinations safely
Helps delivery workers find addresses
Helps travelers save time
Helps rescue teams locate people
Helps drivers avoid traffic

5 Uses of GPS Display

Used in cars for navigation
Used in mobile phones for maps
Used in bikes for route tracking
Used in boats for marine navigation
Used in logistics for delivery tracking

Touchscreen

A touchscreen is a display that allows users to interact directly with what is shown on the screen. It is commonly used in phones, tablets, and kiosks. They are very popular because they combine display and input in one device. Touchscreens have made computers and gadgets easier and faster to use.

5 Types of Touchscreens are included:

Resistive Touchscreen
Capacitive Touchscreen
Surface Acoustic Wave (SAW)
Infrared Touchscreen
Optical Imaging Touchscreen

5 Importance of Touchscreens

Helps users tap and swipe directly.
Makes learning easier for kids.
Helps workers use apps quickly.
Gives a faster way to interact with devices.
Saves space by combining display and input.

5 Uses of Touchscreens

Used in smartphones and tablets.
Used in ATMs and kiosks.
Used in POS systems at shops.
Used in educational smart devices.
Used in interactive maps and info boards.

Smartboard

A smartboard is a modern digital board that shows lessons and presentations. It works as an interactive tool for teachers, students, and professionals. They are easy to use and can connect with computers or other devices. Here, users can touch, write, or control apps directly on the screen.

5 Types of Smartboards are included:

Interactive Whiteboard
Digital Touch Board
LED Smartboard
Multi-touch Display
Portable Smartboard

5 Importance of Smartboards

Helps teachers explain lessons clearly.
Gives students a hands-on learning experience.
Supports group discussions and teamwork.
Improves classroom engagement.
Helps save and share notes easily.

5 Uses of Smartboards

Used in classrooms for teaching.
Used in offices for presentations.
Used in workshops for training.
Used in meetings to share ideas.
Used in online learning sessions.

Microfiche Reader

A Microfiche Reader is a device that shows tiny images from film sheets. It is used to view old records and documents quickly. They are helpful in libraries, archives, and research centers. Here, users can read detailed data that was gone from paper files.

5 Types of Microfiche Readers are included:

Manual Microfiche Reader
Automatic Microfiche Reader
Computerized Microfiche Reader
Rotating Microfiche Reader
Film Projector Type Reader

5 Importance of Microfiche Readers

Helps preserve old records.
Provides quick access to archived documents.
Supports researchers and students.
Reduces physical storage space needs.
Ensures accurate reading of tiny text.

5 Uses of Microfiche Readers

Used in libraries to read old books.
Used in research centers for historical data.
Used in archives to check records.
Used in newspapers for old editions.
Used in legal offices to view past files.

OLED Display

An OLED display is a modern screen that gives bright colors and deep blacks. It is very thin and light, so many devices use it. There are screens where power saving is important, and OLED works well there. They are popular in phones, TVs, laptops, and other smart gadgets.

5 Types of OLED Display are included:

AMOLED
PMOLED
Flexible OLED
Transparent OLED
White OLED (WOLED)

5 Importance of OLED Display

Gives bright and clear colors.
Saves power compared to other displays.
Offers thin and lightweight screens.
Works in curved and flexible devices.
Shows deep blacks for sharp contrast.

5 Uses of OLED Display

Used in smartphones.
Used in TVs and monitors.
Used in smartwatches.
Used in tablets.
Used in digital signage and gadgets.

CRT Monitor

A CRT monitor is an old type of computer display. It is heavy and uses a glass tube to show images. There are many colors and bright displays on CRT monitors. They are still used in some labs and retro setups where modern screens cannot go.

5 Types of CRT Monitors are included:

Color CRT monitors
Monochrome CRT monitors
Shadow mask CRT monitors
Aperture grille CRT monitors
Trinitron CRT monitors

5 Importance of CRT Monitors

They are reliable for long use.
It is useful for bright and sharp colors.
They give wide viewing angles.
Here, they work well for old software.
CRT monitors have less motion blur compared to early flat screens.

5 Uses of CRT Monitors

Used in retro gaming setups.
Used in science labs for experiments.
Used in offices for testing old systems.
Used in training centers for teaching basics.
Used in museums to show old computer setups.

Advantages and Disadvantages of Output Devices of Computer

Output devices help a computer show information to users. It is how a computer shares text, images, sound, and other results. There are many types of output devices, each with its own role. They are used in offices, schools, homes, and labs where data needs to be seen, heard, or printed.

10 Advantages of Output Devices
They are easy to use for viewing information. It is simple to share data with other people. They give clear pictures, sounds, or prints. Here, they help students, workers, and designers. They have the ability to improve learning and work efficiency. They are fast in showing results from the computer. It is that they can display or print large amounts of information. They give visual and audio support for people who learn differently. They have compatibility with many computer programs. Then, they can improve entertainment, gaming, and creative work.

10 Advantages of Output Devices

They are easy to use for viewing information.
It is simple to share data with other people.
They give clear pictures, sounds, or prints.
Here, they help students, workers, and designers.
They have the ability to improve learning and work efficiency.
They are fast in showing results from the computer.
It is that they can display or print large amounts of information.
They give visual and audio support for people who learn differently.
They have compatibility with many computer programs.
Then, they can improve entertainment, gaming, and creative work.

10 Disadvantages of Output Devices
They are sometimes expensive to buy. It is that some devices need more power to work. There are devices that require regular maintenance, like printers. They have limited portability in some cases, like CRT monitors. Then, some devices may cause eye or ear strain if used long. They are not always compatible with all older computers. It is that they may need extra accessories, like cables or ink cartridges. There are some output devices that can be bulky and take space. They have a risk of getting damaged if handled roughly. Then, some devices may have slow performance with large data.

10 Disadvantages of Output Devices

They are sometimes expensive to buy.
It is that some devices need more power to work.
There are devices that require regular maintenance, like printers.
They have limited portability in some cases, like CRT monitors.
Then, some devices may cause eye or ear strain if used long.
They are not always compatible with all older computers.
It is that they may need extra accessories, like cables or ink cartridges.
There are some output devices that can be bulky and take space.
They have a risk of getting damaged if handled roughly.
Then, some devices may have slow performance with large data.

Conclusion

It is clear that output devices of computer help users see, hear, and print computer data. There are many types like monitors, printers, speakers, and projectors. They are important for work, study, gaming, and fun. Here, the right device can make tasks easier and faster. Other devices, like Braille readers, give support for special needs.

FAQs about Output Devices

What are 5 examples of output devices?

There are many output devices of computers. Some common ones are monitors, printers, speakers, headphones, and projectors. They are used every day for work, study, and fun.

Is a touchscreen an output device?

It is true that a touchscreen works as both input and output. They are used in phones, tablets, and ATMs. Here, users can see results and touch to control apps.

How does a laser printer work?

A laser printer uses a laser beam to make images on paper. First, it has a drum that receives the laser pattern. Then, toner sticks to the drum and transfers to the paper. Finally, heat fixes the image. They are fast and clear compared to other printers.

What is monitor resolution?

Monitor resolution is the number of pixels on a screen. It is measured in width × height. Higher resolution gives sharper images. There are different resolutions like 1080p, 4K, and retina displays.

What is the difference between impact and non-impact printers?

Impact printers strike the paper with pins or hammers. Non-impact printers do not touch the paper directly. They are inkjet or laser printers. Here, non-impact printers are quieter and faster than impact types.

What output device is best for gaming?

It is recommended to use high-refresh monitors and good speakers for gaming. They are bright and provide smooth visuals. Gaming headphones are also useful. Other devices like projectors may not be ideal for fast games.

What is a Braille display output?

A Braille display output helps blind users read text. It has small pins that rise to form letters. They are connected to computers or phones. Here, blind students and workers can read messages and documents.

Is a projector better than a monitor?

It depends on the purpose. Projectors are good for large audiences, while monitors give sharper images for one user. They are both output devices. Then, the choice depends on space, brightness, and usage.

What is DPI in printers?

DPI (dots per inch) measures print quality. Higher DPI gives sharper text and pictures. There are printers with 300, 600, or 1200 DPI. They are important for photos, designs, and important documents.

What is the role of output devices in a computer system?

Output devices give final results of computer processes. They are essential for seeing, hearing, or printing data. Here, users can interact with information. Other devices, like input tools, send data to the computer, while output devices show it.