DZ-tech via eBay offers the refurbished Logitech Ultimate Ears 350vi Earbud Headphones in Black for $4.99 with free shipping. That's $8 less than you'd pay for a new pair and the lowest price we could find. These noise-isolating 3.5mm headphones feature: 20Hz - 20kHz frequency response built-in microphone hard protective case 5 pairs of silicone ear cushions (XXS, XS, S, M, L)