BuyDig offers the Audio-Technica Noise-Canceling Headphones, model no. ATH-ANC27, for $44 with free shipping. That's $6 below our April mention and the lowest total price we've seen for these headphones. (It's a current price low by $25.) These headphones feature a frequency response of 20Hz to 20kHz, 40mm drivers, detachable cord, and carrying case. Deal ends December 15.
BuyDig offers the Audio-Technica Audiophile Open-Air Headphones (pictured), model no. ATH-AD500X, for $89.99 with free shipping. That's the lowest total price we could find by $20. They feature a detachable 6.3 mm adapter, 53mm drivers, and 5Hz to 25kHz frequency response.
Also available are the Audio-Technica Audiophile Open-Air Headphones, model no. ATH-AD900X, for $204 before coupon code "DIG5", $199 after. With free shipping, that's another price low, this time by $40. (However, we saw them for $81 less in April.) They feature a detachable 6.3 mm adapter, 53mm drivers, and 5Hz to 40kHz frequency response.