Features:<br /><br />* Unique sound chamber acoustic structure， three dimensional sound field space to enjoy your music from all directions.<br />* Diaphragm effective area upgrade for about 20%， to achieve full strength of voice， particularly prominent in bass aspects.<br />* HD 1080P stereo sound， support dynamic balancing technology， whether it is phone call or music can be perfectly present.<br />* New composite diaphragm， compare with other， this diaphragm can be more lightweight， thin and higher frequency vibrations.<br />* Incredible noise-cancelling function， top-rated material， give you excellent sound quality.<br />* Professional sweatproof design， special designed for sports fans， enjoy your music while exescise.<br />* 3.5mm interface， compatible with 99% audio-visual equipment.Specifications:General Specification  Brand  Sound Intone  Model  E6  Color  Black， Red， Blue， Green， Blue+ Red  Wearing Type  In-ear Cable Length (m)  1.2mTechnical Parameters  Microphone  Yes  Wired Control  Support  Plug Type  3.5mm  Receive Sensitivity  93dB  Impedance  16&amp;Omega;  Frequency Response  20-20kHzPackage  Included:<br /><br />1* Sound Intone Earphone<br />1* pair of earmuffs<br /><br />