WIWU Airbuds Pro 2 ANC Bluetooth 5.1 Noise Reduction Wireless Bluetooth Earphones

1. Chip JL7003 2. Bluetooth version: BT 5.1 3. Connection distance: about 10m 4. Battery: charging box 300mAh, earbuds 30mAh 5. Charging time: about 2 hours 6. Working time: about 3-4 hours 7. Standby time: 180 hours 8. Charging time of charging box: about 1 hour 9. Charging interface: 8 Pin 10. Headphone size: 60.6x45.2x21.7mm 11. Sensitive touch experience, precise fingertip operation, one-touch trigger. 12. You can actively turn on the noise reduction and transparency modes to reduce more noise and make calls clearer. 13. Composite diaphragm dynamic driver, lossless HiFi original sound, bringing you an extraordinary sound quality experience. 14. Waterproof technology: life waterproof design