From Logitech, the S120 Speaker System is a straightforward, affordable solution if you need computer speakers that are easy to use and setup. This pair of speakers push a total of 2.3 watts of power. They also feature one power and volume control knob as well as a 3.5 mm headphone jack. They connect to your computer's soundcard via a 3.5 mm cable.
A set of two speakers
Built-in volume and power control knob
Built-in headphone jack
Designed for use with your computer
Ultra-affordable
3-year limited warranty