Able Planet Clear Harmony Around the Ear ANC Headphones for $49.99 shipped.  It is sold by wwstereo through ebay.  Here is a screenshot for your reference.  It features active noise cancelling, 20Hz to 20kHz frequency response, 115dB sensitivity (off) 121dB (on), swivel ear cushions, in-line volume control, and more.  Most places have it for over [...]