Stereo_Electronics 0 Report post Posted March 14, 2011 CX 310 Offering a powerful, bass-driven stereo sound with great clarity and improved dynamics are the CX 310 Originals ear-canal phones. The various sizes of ear adapters (S/M/L sizes) provided in the package allow for a personalised fit as well as a high passive attenuation of ambient noise.Features High-quality dynamic speaker systems for powerful, bass-driven stereo sound Excellent fit in the ear canals and high attenuation of ambient noise (ear adapters in different sizes included) Convenient carrying pouch included Optimised 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 cable 2-year warrantyTehnical Specifications Transducer principle - Dynamic Frequency response - 19Hz ~ 21000Hz Sound pressure level (SPL) 113 dB Impedance - 16 ohm THD, total harmonic distortion < 0.2% Cable length - 1.2m Connector - 3.5mm angled Share this post Link to post Share on other sites