For its newsletter subscribers, newegg offers the Martin Logan Mikros 90 Reference On-Ear Headphones in Black for $299.99. Coupon code "EMCYTZT4789" drops them to $79.99. With free shipping, that's $10 under our September mention and the lowest total price we've seen. (It's also a current low by $20.) They feature a 4-foot cord, 3.5mm connector, 6Hz to 22kHz frequency response, inline remote and microphone, and carrying case. Deal ends November 11.