T&G J18 Bluetooth 5.1 TWS Wireless Binaural Bluetooth Earphone with Charging Box (White)

1. Bluetooth version: 5.1 2. Battery capacity: earphone 30mAh, charging compartment 300mAh 3. Standby time: 1200 hours 4. Binaural talk: 4 hours 5. Single ear charging: 10 times 6. Small size, easy to carry 7. Ergonomic design, comfortable to wear 8. Anti-fingerprint, anti-scratch, waterproof and sweat 9. Material: ABS+PC 10. Communication distance: 10-15m 11. Frequency range: 20Hz-20kHz