1. nB AUDIO VIDEO ACCESSORIES Ultra trendy rock design and TXB Xtrem Bass technology for maximum sound output Stereo headphones for iPod MP3 MP4 phone Specifications e Ultra comfort TopSkin cushions e Foldable e Impedance 32 Ohms e Frequency range 20 20 000 Hz e Sensitivity 108 dB e Max input power 100 mW e Neodynium magnet diameter NdFeB 40 mm e Connector gold 3 5 mm jack e Cable length OFC 120 cm FREE 1 sock for your MP3 MP4 Colour Black Designed in France MUSIC TREND Rock Ref CSROCK EG 3303170043936 l Headphones New product TXB Xtrem Bass