This unit is factory refurbished and is guaranteed to meet or exceed the performance of a brand new unit. A 90-day warranty is provided with this item and all original accessories that come with a new unit are included. Want a pair of headphones that sound as good as they look? Look no further than the Sennheiser HD428. The rubberized outer shell features an innovative crosshair design, which improves durability; a single-sided cable that stays tangle free and is easy to use and store. The Sennheiser HD428 also features high-output neodymium magnets that provide for powerful stereo sound reproduction, and a around-the-ear configuration that effectively blocks outside noise. The HD428 delivers bass with impact and authority, providing a unique sound experience. The Sennheiser logo on the side of the earcups with communicate to the world that you prefer superior sound reproduction! Factory Refurbished Sennheiser HD428 Noise Cancelling Stereo Headphones - High-output neodymium magnets for stereo sound with