14.4 In no event shall Airspan be obliged to provide on-site maintenance. Subject to the provisions of this warranty clause, defective parts or components must be returned by Distributor to Airspan's designated facility located within the contiguous 48 states in the United States, freight prepaid, within the Initial Warranty Period, and said defective parts will be repaired or replaced by Airspan at no charge to Distributor. In connection with such return by Distributor, Distributor shall comply with Airspan's Return Material Authorization (RMA) procedures. Risk of loss or damage to Equipment or Software returned to Airspan for repair or replacement shall be borne by Distributor until delivery to Airspan. Upon delivery of such Equipment or Software, Airspan shall assume the risk of loss or damage until that time that the Equipment or Software being repaired or replaced is returned and delivered to Distributor. Distributor will pay all transportation costs for Equipment or Software shipped to Airspan for repair or replacement. Airspan shall pay all transportation costs associated - ------------------------------------------------------------------------------- Page 18 with returning repaired or replaced Equipment or Software to Distributor unless there was no fault found (NFF), in which event, the Distributor shall pay such transportation costs, along with Airspan's then prevailing standard NFF charge. 14.5 Airspan will charge Distributor for any maintenance carried out which is not covered by the warranties contained in Section 14.2 or Section 15 at Airspan's then prevailing standard rates for such services. 15. WARRANTY ON REPAIRED AND REPLACEMENT MATERIALS. Airspan warrants that, following repair or replacement, the repaired or replaced Equipment or Software by Airspan shall be free from defects in materials and faulty workmanship and that the Software will conform in all material respects to Airspan's published specifications therefor for ninety (90) days from date of shipment from Airspan to Distributor or until