Peripheral devices

✅ What Are Peripheral Devices?

Peripheral devices are external devices connected to a computer to input, output, or store data. They are not part of the core computer system (CPU, RAM, motherboard), but they help users interact with the computer and expand its functionality.

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📊 Types of Peripheral Devices:

1. Input Devices (Send data into the computer)

Device	Function
Keyboard	Type text, commands.
Mouse	Point, click, drag.
Scanner	Convert physical documents/photos to digital.
Microphone	Record sound, voice commands.
Webcam	Capture video for calls/recording.
Game Controller/Joystick	Gaming input.
Graphics Tablet	Hand-drawing and graphic design.
Fingerprint Reader	Biometric security.

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2. Output Devices (Send data out from the computer)

Device	Function
Monitor/Screen	Display visuals, UI, videos.
Printer	Print documents, photos.
Speakers	Output sound.
Headphones/Earbuds	Private audio output.
Projector	Project visual content onto a screen.

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3. Input/Output (I/O) Devices (Can both send and receive data)

Device	Function
Touchscreen	Both display (output) and receive touch input.
External Hard Drive	Store and retrieve data.
USB Flash Drive	Portable storage device.
External Optical Drive (CD/DVD/Blu-ray)	Read/write discs.
External Audio Interface	Send/receive audio signals for music production.

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💾 Storage Devices (Considered Peripherals for Extra Storage):

Device	Function
External SSD/HDD	High-capacity storage for files, backups.
USB Drives (Pen Drives)	Portable, small capacity storage.
Memory Cards (SD Cards)	Storage for cameras, phones, also readable by PC.

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🏷️ Examples of Famous Peripheral Brands:

Device Type	Popular Brands
Keyboards & Mice	Logitech, Razer, Corsair, Microsoft, SteelSeries
Monitors	Dell, ASUS, LG, Samsung, Acer, BenQ
Printers	HP, Canon, Epson, Brother
Speakers & Headphones	Bose, JBL, Sony, Sennheiser, Razer
Storage Devices	Seagate, Western Digital (WD), Samsung, SanDisk, Kingston
Webcams	Logitech, Razer, Microsoft, AVerMedia

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🎮 Specialized Peripheral Devices for Specific Uses:

Purpose	Devices
Gaming	Gaming mouse, mechanical keyboard, gamepad, VR headset.
Design & Art	Graphics tablet, stylus, high-res monitor.
Video Conferencing	Webcam, microphone, speakers, headsets.
Music Production	MIDI keyboard, audio interface, studio monitor speakers.

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🔑 Why Are Peripherals Important?

Reason	Benefit
Input data easily	Allows users to interact and control the PC.
Access and store data	Via external storage devices.
Output information	View (monitor), listen (speakers), print (printer).
Enhance productivity	Tools like ergonomic keyboards, dual monitors.
Entertainment & creativity	Gaming peripherals, drawing tablets, audio devices.

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✅ Summary (In Simple Words):

Peripheral devices are all the extra tools you connect to a computer to put data in, take data out, or store data. Examples are keyboards, mice, printers, monitors, USB drives, and more.