MP4 Nation via Amazon offers Amazon Prime members the Brainwavz HM3 On-Ear Headphones for $23 with free shipping. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $5.18.) That's $3 under our September mention and the lowest total price we've seen for these earphones. They feature a 20Hz to 20kHz frequency response, 38mm drivers, extra earpads, and more.