eXpansys offers these Able Planet True Fidelity Foldable Active Noise-Canceling Headphones, model no. NC300W, for $89.99. Coupon code “LS10OFF” slices it to $79.99. With free shipping, that’s a $10 drop from our mention two days ago and the lowest total price we could find, this time by $16. (We saw them for $20 less in February, since expired.) These headphones feature LINX audio technology and a 20Hz to 20kHz frequency response.