Today only Amazon drops the price of these Ultimate Ears SuperFi 4 Noise Isolating Earphones from $129.99 to $39.99 with free super saver shipping. The next-best price we could find was $84.95 at B&H Photo. These earphones isolate noise by 26db so that you can hear your music clearly even on a crowded bus or a noisy room. It comes with 4 sizes of earbuds so you'll have the most comfortable fit for you. There is no sales tax (except in KS, KY, ND, NY, and WA).