BuyDig continues to offer the BeyerDynamic DT-990 Over-Ear Headphones in Brushed Chrome bundled with the iFi Micro iDSD Portable USB DAC/Amp for $699. Coupon code "c1177226237" cuts the price to $529. With free shipping, that's $269 off list and tied with last week's mention as the lowest price we could find. The headphones feature a 5Hz to 35kHz frequency response, 600-ohm impedance, and a gold adapter. The DAC/amp features up to 32-bit/768kHz playback with three power settings.