This deal has ended.
Buy.com again has the Denon AH-C551K Stereo Earphones for only $51.99, despite being priced over $70 almost everywhere else. These superior, high-performance headphones feature an acoustic optimizer structure and a canal-type design. Shipping is free, there's no sales tax (except CA, MA, MD, NY, TN). Compare this price to $100 at Earphone Solutions.