Engrepo via Amazon offers the Engrepo Active Noise Cancelling Headphones for $39.99. Coupon code "SEILGPAZ" cuts them to $29.99. With free shipping, that's tied with last week's mention, $40 off list, and the lowest price we could find. It features a folding design, in-line microphone, 40mm large-aperture drivers, 120mAh rechargeable Li-battery, airplane connector, and a carrying case. Deal ends December 10.