This is a refurbished product. Refurbished products include Factory Refurbished products, evaluation units and cosmetically blemished units. All products are re-tested and if neccesary replacement of components is performed to bring the product up to its original, fully functional condition. These units come with a 90 day - 1 year limited replacement warranty covering parts, labor and technical phone support. Advance exchange via FedEx P1 overnight is available for any defective product during the warranty period.