VMInnovations offers the Sennheiser HD 429 East Version Over-Ear Headphones for $54.99. Coupon code "HDE14" cuts them to $43.99. With free shipping, that's $16 under our mention from last fall and the lowest total price we've seen. (It's a current price low by $11.) These headphones feature an 18Hz to 20kHz frequency response and tangle-free cord.