PRODUCT GRADING    Refurbished Excellent - Item shows some signs of wear. It is fully functional and has been professionally refurbished, inspected, tested and cleaned to excellent condition by qualified sellers. &gt; 12 Months Warranty  Retail Box    WHAT IS IN THE BOX      Orbitsound SUB S4 Wireless Subwoofer - Black   PRODUCT DESCRIPTION The Orbitsound SUB S4 Wireless Subwoofer offers an immersive cinematic experience with powerful bass. With Dolby Atmos support and a frequency range of 45Hz-200Hz, this subwoofer will make your home audio come alive like never before.