Harman Audio offers the AKG K619 High-Performance On-Ear DJ Headphones in Black, Red, or Blue, model no. K619, for $29 with free shipping. That's tied with our June mention as the lowest total price we've seen. (It's also a current price low by $13.) These closed-back headphones feature a foldable design, in-line microphone and volume controls, and 6.3mm audio jack adapter. Deal ends September 20.