PRODUCT GRADING    Refurbished Pristine - The item shows no signs of wear. It is fully functional and has been professionally refurbished, inspected, tested and cleaned to pristine condition by qualified sellers. &gt; 12 Months Warranty  Retail Box     WHAT IS IN THE BOX    Philips TAA6606BK Bone Conduction Open-Ear Headphones - Black  PRODUCT DESCRIPTION Experience superior sound clarity and comfortable wear with Philips TAA6606BK Bone Conduction Open-Ear headphones. The innovative bone conduction technology allows you to hear audio through vibrations in the skull, freeing up your ears so you can still hear the world around you.