Product details of HP DHE-6002s Speaker USB Sound Bar Multimedia Speakers with Stereo Sound RGB Backlight Angled design for wide spreading volume 6 watt high power speaker provides clear sound and quality Adjustable Volume knob Rich texture full bass effect LED Effects with touch mode High-quality speakers deliver a clean and accurate sound USB powered, does not require an external power supply Active electronic equalization balances low, mid and hlgh frequencies for more natural tone and clarity. This USB speakers make for an easy setup. Connect the USB plug to to the port on your computer and the 3.5mm to the headphone jack