S9 Painless Mini Hanging Ears Bone Conduction Motion Wireless Bluetooth 4.2 TWS Earphone(Drilling Blue)

Features:1. Wear painless, earless designs2. A hidden horn unit without earplugs3. Clear call, reduce signal interference, connection interruption occurs, reduce delay, connection stability4. Bluetooth 4.2 chip, stable and compatible connection, low delay, low power consumption, transmission stability5. High-capacity charging cabin, chip upgrade, strong bass, waterproof and sweat-proof6. Audio decoding technology, reducing the loss of sound transmission, preserving pure music details7. 5D sound, metal cavity8. The earphone surface uses the metal paint sandblasting craft, the hand feeling is exquisite and comfortable, the skin-friendly wear9. IPX5 is waterproof and resistant to sweat, rain and splash10. Small is convenient, can easily fit into a pocket and carry them wherever you goParameters:1. Talk time: about 150 hours2. Standby time: about 200 hours3. Transmission distance: 10 meters4 Battery capacity: about 50 mah headphones, charging box: about 350 mah5. Bluetooth version: 4.26. Charge your headphones: about 40 minutes7. Charge current: 0.5A-1A8. Features: call function, NFC function, support music, multi-point connection9. Channel: bilateral stereo