In-ear Waterproof Bone Conduction Earphone Magnetic Charging Swimming Sports Bluetooth Earphone(Blue)

Features: 1. IP68 level completely waterproof, special earphones for swimming and sports 2. Open bone conduction technology, a good companion for sports and listening to music 3. Built-in 16G storage, Bluetooth + MP3 playback dual mode 4. Open ears, soft silicone, skin-friendly and comfortable 5. One-piece body, non-porous design, full coverage of waterproof materials 6. The high-frequency intelligent sounding motor is used, which can intelligently adjust the vibration frequency according to the song and transmit the sound through the vibration of the skull without loss. 7. Both ears are open, can maintain awareness of the surrounding environment, conduct sound through the ear bone 8. BT 5.1 smart continuous connection, Bluetooth/MP3 dual mode, support local playback 9. Light and stable, can not be thrown away, to meet the needs of sports in different occasions 10. Humanized design, streamlined design, compatible with