Fineblue F-22PRO TWS Bluetooth Earphone with Transparent Jelly Charging Case(Grey)

Features:1. Bluetooth 5.1, fast and stable connection, no lag in games2. Hifi stereo surround sound3. Touch operation, can answer/reject/hang up calls, play/pause music, wake up voice assistant and other functions4. Charging case with LED light5. Bluetooth automatic pairing connection6. Comfortable to wearProduct Specifications:1. Chip model: JC2. Bluetooth version: V5.13. Communication distance: 10m4. Transmission frequency: Class25. Charging voltage: DC 5V6. Working voltage: 3.7V7. Battery specification: 35mAh (headphone) / 280mAh (battery case)8. Charging time: about 2 hours9. Listening time: about 4 hours10. Talk time: about 4 hours11. Standby time: about 60 hours