For its members, Jet.com offers the Sony Wireless Stereo Headphones, model no. MDR-IF245RK, for $64.99. (Not a member? You can get a 1-year membership for free via coupon code "CURISMA".) In-cart, it drops to $39.99. With free shipping, that's the lowest total price we could find by $8. These infrared wireless headphones feature 40mm drivers, a self-adjusting headband, and up to 28 hours of playback per charge.

Of note, you can also get $10 off your first order of $35 or more via coupon code "TENBUCKSNOW". (It works on the deal above.) Plus, take an $1.49 off when you waive free returns. (Check the box in cart.)