bluetooth miniature in three-dimensional sweat-proof sports dual speaker wireless headset

3.a.1.a.1.a.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.2.a.a.2.a.a.2.a.a.2.a.a.a.a.a. in real wireless headphones, they use floor plans, sound systems provided by speakers and loudspeakers, and real listening and calling experience is in a complete and balanced 3d. listen to me, 18 hours without plugging into the wall: the magnetic box, automatically loads the wireless bluetooth headset when it's closed, s when it's fully charged, so don't worry about forgettin