Peripheral Device

Definition - What does Peripheral Device mean?

A peripheral device is an internal or external device that connects directly to a computer but does not contribute to the computer's primary function, such as computing. It helps end users access and use the functionalities of a computer.

Techopedia explains Peripheral Device

A peripheral device provides input/output (I/O) functions for a computer and serves as an auxiliary computer device without computing-intensive functionality. Peripheral devices connect with a computer through several I/O interfaces, such as communications (COM), Universal Serial Bus (USB) and serial ports.

Peripheral devices include the following:

  • Mouse
  • Keyboard
  • Printer
  • Webcam
  • Printer
  • Scanner
  • External drives
  • Graphics cards
  • CD-ROM
A peripheral device may be classified as an internal or external peripheral device.

Connect with us

Techopedia on Linkedin
Techopedia on Linkedin
Techopedia on Twitter

Sign up for Techopedia's Free Newsletter!

Email Newsletter

Join 138,000+ IT pros on our weekly newsletter

3 Amazing Management Tools -- All Free
3 Amazing Management Tools -- All Free:
Attention network admins, get the top tools from Solarwinds. No expiration, 100% free.
Free 30 Day Trial – VMTurbo Operations Manager
Free 30 Day Trial – VMTurbo Operations Manager:
Handles the scale and complexity of today’s virtual and cloud environments for you, keeping your application owners happy while maximizing...