IPX7 waterproof ergonomic: the headset is designed according to the human clock. It is more comfortable to wear during exercise and will not fall easily. The inside of the headset is IPX7 waterproof, which makes the headset resistant to sweat and rain during exercise. V5.0 upgrade chip, more stable transmission and easy connection, listening to easier, no delay when playing games, listening to music and watching movies The whole range is 360 degrees around, enjoy every degree, covers 200 square meters outdoors, and every corner is an excellent listening experience, 3D holographic sound field, big horn flips over and makes vou feel like you are at the concert. Multifunctional three-in-one design, combines flashlight, speaker and Bluetooth headset, innovative design, bringing you to a new intelligent world The loading cabin with large capacity. can not only charge the headphones, but also hold the mobile phone and get rid of the problem of the mobile phone being out of power