The minimalist Aerial7 Fuse Headphones pack a lot of sound into a low-pro exterior. 35mm drivers sit within an ultra-slim exterior that"s surprisingly comfortable, thanks to the cushioned headband and easy adjustability. Product FeaturesMaterial: polycarbonate, syntheticDriver: 35 mmFrequency Response: 20 Hz - 20 KHzInput Connection: 3.5 mmCord Length: Claimed Weight: Recommended Use: jamming outManufacturer Warranty: