Cardas Ear Speaker EM5813 In-Ear Headphones Based on the Cardas "Golden Ratio" - The Most Significant Advance in In-Ear Headphones We Have Ever Heard After 4 years of research and development encompassing every part of the human hearing system and how it relates to Ear Speaker performance, George Cardas has left no stone unturned to develop an Ear Speaker that delivers transfixing...
* Headphones iPod, MP3 player headphones * Sports stereo headphones. * Comfortable to wear all day long. * Our design fits like a soft spring. * One size fits all. * Compacts, stores anywhere. * Plugs into any standard 1/8" (3.5mm) headphone jack. * Our discreet design is almost unnoticeable to others. * Utility patent pending.