Enhance your computer's audio output with the Logitech Z313 2.1 Speaker System. This wired system includes two speakers and a subwoofer, all in sleek black color. With a 3.5mm audio input, you can easily connect it to your PC or Apple Mac. The 2.1 channel system provides great sound quality with 50W RMS power. It also features a headphone jack, volume control, and is AC-powered.