iTech Deals offers the Pecham S5 Bluetooth 4.1 Sport Earbuds in Black for $20.98. Coupon code "DNWSS5" drops the price to $17.98. With free shipping, that's tied with our mention of a similar headset from last month, $82 off list price, and the best deal we could find. They feature up to six hours of playback and a 33-foot range. Deal ends September 3.
A close price: Best of Source via Amazon offers them in Green for $18.99 with free shipping for Prime members.