As its Gold Box deal of the day, Amazon offers the Jaybird Freedom Bluetooth Earbuds with microphone (model JF3MBS) for $39.99 with free shipping. These ‘buds originally retailed for $100, but recently dropped to $70, which was likely due to the release of a newer model. Today’s deal is the best price we have ever seen by $20. Cut the cord with these Bluetooth headphones that are shake proof and include a lifetime warranty against sweat. Built-in controls allow you to play, pause, navigate music tracks and answer phone calls. Rated 3.6 out of 5 stars from 856 Amazon reviewers.