Frequency response (headphones) 20 Hz - 20,000 HzCable length 1.2 mImpedance 16 ?Sound pressure level (SPL) 110 dB (1kHz/1Vrms)THD, total harmonic distortion Transducer principle DynamicWeight Approx. 5 gBoost up your street style with the CX 200 Street II! These funky ear-canal phones feature an innovative finger-contoured housing design which enables for easy adjustment and optimal wearing comfort in the ears. With their high passive attenuation of ambient noise and delivery of a powerful bass-driven sound, the CX 200 Street II are perfect for the trail or the pavement.FeaturesInnovative finger-contoured housing design enables for easy adjustment and optimal wearing comfort (different sizes of ear adapters included in delivery)Powerful, bass-driven stereo soundHigh passive attenuation of ambient noiseOptimised for MP3, iPod, iPhone, CD players and portable gaming systems (iPod and iPhone are trademarks of Apple Inc. registered in the U.S. and other countries)Symmetrical cable2-year warrantyDelivery IncludesCX 200 earphonesEar adapter set (S/M/L)