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- Automatic second connection.
- Bluetooth 5.0, the connection is more stable.
- 12h long battery life, with charging box.
- Double-ear multifunction button, anti-missing.
- Summon voice assistant, voice control a mobile phone.
- Comfortable to wear, self-adjusting, not easy to fall off.
- IPX4 waterproof, no fear of rain and sweat.
- Warranty: 3 Month