Magnetic monomer of high performance、 with ultra-thin diaphragm of 6 micron、 apparently enhance the music resolution.Ergonomically designed compliance with circular arc ear type、 enable the user of comfortable wearing experience、 but not lead to uncomfortable obstructive feeling.Stereo damping system produces sound through vocal unit and the original sound will be restored while sonic reflects for multiple times in the acoustic chamber.Designed with stereo damping system、 could restore the original sound and compatible with most of smartphones、 PC、 laptops and other electronic devices with 3.5mm interface.Applying to PET elastic cable line、 with advanced elastic-proof fiber and TPE flat surface、 greatly improves the headphone strength and makes tangled earphones an avoidable situation.