Adorama offers the Fender DXA1 Pro In-Ear Monitor Headphones in Trans Charcoal for $39.99 with free shipping. That's $20 under our September mention and the lowest price we've seen. (It's the best deal today by $10, although most stores charge around $100.) They feature a 14Hz to 22kHz frequency response, 8.5mm titanium micro drivers, a deluxe carrying case, ear tips, and a cleaning tool.