Motorola again offers the Sol Republic Tracks Air Bluetooth On-Ear Headphones in four colors (White pictured) for $69.95 with free shipping. That's $5 under our June mention and the lowest total price we've seen. (It's also a current low for any color by $60.) These closed-back wireless headphones boast up to 15 hours of use time per charge and up to a 150-foot range.