For its newsletter subscribers only, newegg offers the Aerial7 Tank Eclipse On-Ear Headphones, model no. 01221, for $89.99. Coupon code "EMCNEJB95" cuts it to $39.99. With free shipping, that's the lowest total price we could find by $12. They feature 57mm drivers, a 3.5mm to 6.3mm adapter, carrying pouch, and more.