Sound Professionals offers the Audio-Technica Professional Studio Headphones in Black, model no. ATH-M50, for $149.99. (Choose brand new with stock cable and no extra earpads in the dropdowns.) Coupon code "1-ATH-M50-50" cuts it to $99.99. With $5.99 for shipping (choose "flat rate standard"), that's the lowest total price we could find by $43, although we saw it for $7 less in June. These collapsible headphones feature a 15Hz to 28kHz frequency range, 45mm neodymium drivers, swivel earcups, a padded headband, and coiled cord.