【COMFORTABLE&EXCELLENT SOUND】Solid ergonomic wear experience, Durable, Designed with a memory wire technology, the in-ear headphones make it easier to keep moving, providing a locked-in fit. Independent sound channel for each driver, the sound will not be distorted, Bring you a new kind of auditory sense, dental, and sound like feeling extremely rich, The mid bass and treble driver unit have a rich, vigorous performance at bass, midrange and treble; bass, mids and treble is rich and energetic.