B&H Photo Video offers the Sennheiser HD 600 Over-Ear Headphones
for $399.95. Coupon code "IOS2015" drops it to $249.95
. With free shipping
, that's the lowest total price we could find by $65, although we saw them for $11 less five days ago (since expired). These open-back circumaural headphones feature a 12Hz to 39kHz frequency response, 300-ohm impedance, Kevlar reinforced detachable 10-foot cable, and aluminum voice coils.
Note that this item is temporarily out of stock, but can still be ordered at this price for delivery when available.