Purchase two pairs of the Bose Noise Cancelling Headphones 700 and save 15% off the second pair. This offer is valid only when a customer purchases a new pair of Bose Noise Cancelling Headphones 700 from Bose or an authorized dealer participating in this offer at full retail price. Offer valid in the US. Discount is not applicable to tax or shipping charges. Customer must have a valid shipping address in the United States to be eligible. PO boxes are not acceptable. This offer cannot be combined with other offers/promotions/programs or applied to previous purchases. Prices and/or offers are subject to change without notice. To qualify for this offer, the Bose Noise Cancelling Headphones 700 must be purchased in one transaction and be visible on one receipt. If the Bose headphones are returned, the second pair purchased with the 15% discount must be returned in order to receive a full refund.