NRS guarantees all NRS products to the original owner against defects in materials and workmanship. If at any time you’re not satisfied with the performance of an NRS product, please contact NRS directly for an evaluation. If they find that an NRS product is defective, they will at their option repair it, replace it, or refund the purchase price. NRS disclaims all other express or implied warranties. NRS will not be responsible for any consequential or incidental damages caused by or resulting from the use or performance of NRS products.