The Bose Model PS28 III Powered Speaker System is a high-quality subwoofer designed to enhance your home audio experience. With its wired connectivity, this model seamlessly integrates with your existing speaker system, delivering powerful and impactful sound. The included power cord keeps your subwoofer powered and ready to perform at its best. Whether you're looking to upgrade your current setup or add a new dimension to your home audio system, the Bose Model PS28 III is a reliable and top choice.