Monoprice via Rakuten Shopping offers the Monoprice Over-Ear Headphones, model no. MEP-839, for $17.99 with free shipping. That's $2 under our October mention and it's the lowest total price we've seen. (It's also a current price low by $15.) These DJ-style headphones feature a 20Hz to 20kHz frequency response, 3.5mm jack, and 11.5-foot cable.