Headphones & Earphones

Koss UR40 Lightweight Over-Ear Stereo Headphones for iPod, iPhone, MP3 and Smartphone - Silver Frequency Response - 10-20,000 Hz and Impedance - 60 ohms Wide, 15 to 22,000 Hz frequency response Titanium-coated, high-polymer diaphragms deliver accurate sound Neodymium iron boron rare-earth-magnet structures for accurate sound reproduction... Koss UR40 Lightweight Over-Ear Stereo Headphones for iPod, iPhone, MP3 and Smartphone - Silver