Dell Stereo Soundbar - AC511M.

You'll hardly notice it until you hear it. Dell Stereo Soundbar gives you the sound you want without big speakers or long cables. Total USB Ports: 1. The included soundbar mount allows you to easily attach it to your monitor and enjoy clear stereo sound without taking up desk space. The USB-powered Dell Stereo Soundbar is simple - just plug it into your monitor or laptop's USB port. No additional software required. Installation requires no power cord. No batteries required. Style: Standard