Almost every personal computer comes with an integrated speaker, and the motherboard is quite often integrated sound device. But in order to get proper sound reproduction, you can connect speakers. You can also use a microphone and headphones to record and play back clips. All of these devices connect to the computer through special connectors located on the rear panel of the system unit.
All audio connectors are made via standard mini-Din. This is the standard type of connectors for your computer. If your speakers do not use these connectors, you'll need to purchase adapters, which are sold in any specialty store.
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Port Line Out is a connector to which you want to connect external speakers. Remember that some monitors can be integrated with speakers. Standard connector is highlighted in green.
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In connector Microphone – connects a microphone that allows users to record own voice or any other sounds. Typically, this port is highlighted in pink.
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The Line In port is used to connect various external devices. For example, you can connect a VCR in order to play a sound at the speakers.
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See also
How to connect acoustics to a computer
How to connect the speaker system to the computer
How to connect sound on the computer
How to connect speakers to computer
How to connect to the computer, two speakers
How to connect speakers from the music center to the computer