Say goodbye to the stethoscope effect. Ear-hung design is wireless material friction, and 30 oblique angle design is comfortable and more stable.The unit has a larger bass and a stronger 15mm large independent moving coil cavity, and the high-quality sound source output is unforgettable.The 50-meter exercise is cool and super-capacity, which greatly meets the hard needs of daily use.The left and right ears of binaural call are equipped with high-sensitivity microphones, and the call remains clear and stable during exercise.