World Wide Stereo offers the Sennheiser OMX 180 Stereo Headphones, model no. OMX180, for $35.01. Coupon code "1592T" drops it to $16.89. With free shipping, that's $6 under our August mention and the lowest total price we could find by $41. They feature a 18Hz to 20kHz frequency response, integrated volume control, flexible ear hooks, ear pads and sleeves, and more. Coupon expires January 31.