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2. PC speaker - Wikipedia

   en.wikipedia.org/wiki/PC_speaker

   A PC speaker is a loudspeaker built into some IBM PC compatible computers. The first IBM Personal Computer , model 5150 , employed a standard 2.25 inch magnetic driven (dynamic) speaker. [ 1 ] More recent computers use a tiny moving-iron or piezo speaker instead. [ 2 ]

3. Computer speakers - Wikipedia

   en.wikipedia.org/wiki/Computer_speakers

   Computer speakers, or multimedia speakers, are speakers sold for use with computers, although usually capable of other audio uses, e.g. for an MP3 player. Most such speakers have an internal amplifier and consequently require a power source, which may be by a mains power supply often via an AC adapter , batteries, or a USB port.

4. Talk:Computer speakers - Wikipedia

   en.wikipedia.org/wiki/Talk:Computer_speakers

   Computer speakers range from a basic pair of speakers to 7.1 surround sound speakers with advanced features. The high-end surround sound speakers give the best sound for computer gaming but are rather expensive. The price ranges from $350.00 for a top of the line set to $4.99 for a set of rather cheap speakers.

5. Sound card - Wikipedia

   en.wikipedia.org/wiki/Sound_card

   For the majority IBM PC users, the internal PC speaker was the only way for early PC software to produce sound and music. [3] The speaker hardware was typically limited to square waves. The resulting sound was generally described as "beeps and boops" which resulted in the common nickname beeper.

6. Output device - Wikipedia

   en.wikipedia.org/wiki/Output_device

   The PC speaker is a simple loudspeaker built into IBM PC compatible computers. Unlike a speaker used with a sound card, the PC speaker is only meant to produce square waves to produce sounds such as beeping. Modern computers utilize a piezoelectric buzzer or a small speaker as the PC speaker.

7. Powered speakers - Wikipedia

   en.wikipedia.org/wiki/Powered_speakers

   An active full-range loudspeaker. Powered speakers, also known as self-powered speakers and active speakers, are loudspeakers that have built-in amplifiers.Powered speakers are used in a range of settings, including in sound reinforcement systems (used at live music concerts), both for the main speakers facing the audience and the monitor speakers facing the performers; by DJs performing at ...