Newegg Flash offers the AKG K490 Noise Cancelling On-Ear Headphones, model no. K490NC, for $89 with free shipping. That's $10 under our August mention of a refurb and the lowest total price we could find today by $10. These closed-back headphones feature a 20Hz to 20kHz frequency response range, detachable cable, folding earcups, USB charging, flight adapter, and carrying case.