As one of its daily deals, Musician's Friend offers the Tascam TH-200X Pro Studio Headphones 2-Pack for $49.99 with free shipping. (Click the "Stupid Deal of the Day" banner to see the deal.) That's $25 per pair, $250 off list, and the lowest total price we could find. They feature 40mm neodymium magnet drivers, padded headband and ear bands, and 15Hz to 22 kHz frequency response. Deal ends today.