BuyDig offers the Audio-Technica Audiophile Closed-Back Dynamic Headphones, model no. ATH-A900X, for $219. Add them to your cart and they drop to $169.95. With free shipping, that’s the lowest total price we could find by $42. They feature a detachable 6.3 mm adapter, 53mm drivers, 5Hz to 40kHz frequency response, and more.