This is a Geek Squad Certified Open Box Product. See below for more information. Bring theatre-like experience to your home with the Sony SA-SW5 subwoofer. Its wireless design with a 300W maximum power creates powerful and rich bass tones with minimal distortions and a premium clarity and fidelity. This subwoofer pairs with the HT-A9 home theatre system, as well as the A5000 and A7000 soundbars that are sold separately to create a more immersive experience. | Sony SA-SW5 300-Watt Subwoofer - Black - Open Box