Best Buy offers the Beyerdynamic DT880 Pro Over-Ear Headphones, model no. AMS-DT-770-PRO-250, for $132.99 with free shipping. That's the lowest total price we could find by $24. These semi-open studio headphones feature 250-ohm impedance, a 5Hz to 35kHz frequency response, single sided cable, and gold-plated jack.