EA9 Clear sound clip-on true wireless BT headset

1. Bluetooth 5.4 chip: JL AC70032. Battery capacity: charging case 300mAh; headset 62mAh3. Use time: 10 hours4. Material: ABSÔºõSize: 6544.534mm; Total weight: 51.5g5. Clip-on open-back headset6. Support master-slave switching, summoning Siri