For its newsletter subscribers, newegg offers the Martin Logan Mikros 90 Reference On-Ear Headphones in Black for $149.99. Coupon code "EMCYTZT4492" drops them to $89.99. With free shipping, that's tied with our mention from last week for the lowest total price we've seen. (It's also a current low by $30.) They feature a 4-foot cord, 3.5mm connector, 6Hz to 22kHz frequency response, inline remote and microphone, and carrying case. Deal ends September 29.