Buy.com has the OEM Philips Active Noise Canceling Headphones, model no. SHN2500, for $12.99 with Free Shipping for a limited time.

The Philips SHN2500 Noise Cancelling Stereo Earphone actively reduces irritating external noise by up to 70%. It’s ideal for planes & trains and features 10dB noise cancellation at 300Hz, 102dB sensitivity, 40Hz to 20,000Hz frequency response, and a control box.