Speakers might all look somewhat similar on the outside, but there are many different kinds and all of them have different jobs. The physics behind what makes a speaker work the way it does can be ...

Does your new computer not have a traditional Audio Out jack? If so, you can still buy a pair of USB speakers to get improved audio. Here's how they work.

Is speaker impedance, which is measured in ohms, important? Plus, do you need to match speaker and receiver ohm ratings?

Does your new computer not have a traditional Audio Out jack? If so, you can still buy a pair of USB speakers to get improved audio. Here's how they work.