Koss 155524 UR40 Collapsible Over-Ear Headphones
Brand: Koss
Color: copper


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
Oxygen-free-copper voice coils for high signal clarity