1. Bluetooth 5.3; Chip: Geely AC6973

2. Battery capacity: charging bin 300mAh; 25mAh earphone

3. Usage time: 3.5 hours; Standby time: 150 hours

4. Size: 62.1*54*23.6mm; Gross weight: 117.6 grams

5. Open the cover to remove the headset to operate the phone support master-slave switching call Siri

6. Lighter style pop-up design zinc alloy mecha shell full sense of technology