The Altec Lansing FX4021 is a computer subwoofer that provides powerful bass for your audio system. With a wired connectivity, it offers a seamless integration with your computer for enhanced sound quality. As a trusted brand in audio technology, Altec Lansing ensures high-quality performance and reliability in their products. The FX4021 model is designed to deliver deep and impactful bass, making it an ideal choice for music, movie, and gaming enthusiasts looking to elevate their audio experience. Some parts of the subwoofer have scratches on them.