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An output device is any piece of computer hardware equipment which converts information into human readable form

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Monitors are a type of output device because it takes data from the computer and it displays it on a screen. Some of these monitors use three types of technology which is LCD,LED and OLED.

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What is a Input device
Input  devices allow the user to communicate with a computer. The images below are some of the first input devices.

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Projectors is a second type of output device. It’s kind of like monitors because it grabs information, and displays it on the wall or a projector screen. Projectors also use the same exact technology like LCD but they also use DCP which is digital light processing

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Keyboard and Mouse
These are the two most commonly used input devices. Keyboards are typically used for creating text documents and emails. The mouse is used to navigate the graphical user interface (GUI). Laptops also have touch pads to provide built-in keyboard and mouse features. The keyboard was the very first type of input device.

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VR or virtual reality is a type of device, which uses computer technology that stimulates a three dimensional surrounding. VR also tracks human movement or in other words motion and adjust the image to the users display.

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ADF/Flatbed Scanner
These devices digitize an image or document. A photograph or document is placed on the flat glass surface and the scan head then moves under the glass.

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AR or augmented reality, is kind of like VR but uses superimposes images and audio which is shown in the real world. One of the examples of  AR is a game called Pokémon go, which uses a users smart phone, to see and also interact with virtual objects

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Joystick and Gamepad
These input devices for playing games. Gamepads allow the player to control movement and views with small sticks and multiple buttons.

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Stylus
This device of digitizer that allows a designer or artist to create blueprints, images, or other artwork by using a pen-like tool called a stylus on a surface that senses where the tip is touching it.

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Printers is another type of output devices. This is considered an output device because it picks up data which is sent by the PC which is then output by printing the data either 2D form or 3R form.

Types of Printers

1. Inkjet Printers

2. Impact printers

3. 3D printers

4. Thermal Printers

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Speakers are a type of audio output device which the audio is either in the motherboard or an adapter card. Most smartphones and computers have audio support. Speakers also have audio ports which allows users to input or output audio signals

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Digital Camera
These input devices capture images and videos that can be stored, displayed , printed, or altered.

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Signature Pad
This device that electronically captures a person’s signature. A person uses a stylus to sign on the screen. Since the electronic signature is legal, it is typically used to establish receipt of deliveries or to sign agreements or contracts.

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Headphones, earbuds and earphones are also a type of output device which is used in auditory devices. These devices could be wired or wireless or some could have WI-FI or Bluetooth

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GPS or Global Positioning System is a tune of output device in which a computer catches a satellite and tells the satellite its location. GPS also gives vehicle speed and a number of other pieces of data

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Microphone
This device is a type of digitizer that allows a user to speak into a computer and have their voice digitized. Voice, music, or sounds can be stored on the computer to be played back, uploaded, or emailed.

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Facial Recognition Scanners
These biometric input devices identify a user based on their unique facial features. Many laptops and most smartphones have facial recognition scanners to automate logging in to the device.