NeweggFlash offers the Velodyne vFree Wireless Bluetooth Headphones in Black or Silver for $39.99 with free shipping. That's the lowest total price we could find by $60, although many retailers charge at least $150. They feature Bluetooth 2.1, a microphone for hands-free calling, collapsible design, 3.5mm auxiliary input, and up to 10 hours of talk and play-time. Deal ends September 14.