The Altec Lansing XT1 Audio Speaker System is a portable, wired speaker system that is powered by USB and designed for use with Altec Lansing brand devices. This rectangular-shaped speaker system is in a sleek grey color and is compact, making it easy to transport and use on-the-go. While it does not come with a manufacturer warranty, it is a reliable choice for enhancing your audio experience on laptops and desktop computers.