Sennheiser HD 700 for $430 with drastic coupon

Don’t let the price of $750 for the new condition Sennheiser HD 700 at Sonic Electronix scare you. Just add it to the shopping cart, and enter coupon code HD700_SHH in the coupon box, and magically the price drops to $430! Sonic is an authorized Sennheiser dealer. I do not know when the coupon code expires… This is how it looks like after you enter the coupon: