Buysonic offers the Beats by Dre Powerbeats2 Bluetooth In-Ear Headphones for $157 plus $2 for shipping. That's the lowest total price we could find by $21. These water-resistant headphones features an adjustable volume control, tangle-free cable wrap around, up to a 30-foot range, up to 6 hours of playback, assorted tips, micro USB cable, cable clip, and carrying case. Deal ends November 14.